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550836 = 22321113107
BaseRepresentation
bin10000110011110110100
31000222121100
42012132310
5120111321
615450100
74452636
oct2063664
91028540
10550836
11346940
12226930
13163950
14104a56
15ad326
hex867b4

550836 has 72 divisors (see below), whose sum is σ = 1651104. Its totient is φ = 152640.

The previous prime is 550831. The next prime is 550841. The reversal of 550836 is 638055.

550836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (550831) and next prime (550841).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550831) by changing a digit.

550836 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5095 + ... + 5201.

It is an arithmetic number, because the mean of its divisors is an integer number (22932).

2550836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (825552).

550836 is an abundant number, since it is smaller than the sum of its proper divisors (1100268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550836 is a wasteful number, since it uses less digits than its factorization.

550836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 550836 is about 742.1832657774. The cubic root of 550836 is about 81.9736183226.

The spelling of 550836 in words is "five hundred fifty thousand, eight hundred thirty-six".

Divisors: 1 2 3 4 6 9 11 12 13 18 22 26 33 36 39 44 52 66 78 99 107 117 132 143 156 198 214 234 286 321 396 428 429 468 572 642 858 963 1177 1284 1287 1391 1716 1926 2354 2574 2782 3531 3852 4173 4708 5148 5564 7062 8346 10593 12519 14124 15301 16692 21186 25038 30602 42372 45903 50076 61204 91806 137709 183612 275418 550836