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552972 = 223729227
BaseRepresentation
bin10000111000000001100
31001002112110
42013000030
5120143342
615504020
74462110
oct2070014
91032473
10552972
11348502
12228010
13164904
14105740
15adc9c
hex8700c

552972 has 48 divisors (see below), whose sum is σ = 1532160. Its totient is φ = 151872.

The previous prime is 552971. The next prime is 552983. The reversal of 552972 is 279255.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (552971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2323 + ... + 2549.

It is an arithmetic number, because the mean of its divisors is an integer number (31920).

2552972 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 552972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (766080).

552972 is an abundant number, since it is smaller than the sum of its proper divisors (979188).

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

552972 is a wasteful number, since it uses less digits than its factorization.

552972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 268 counting only the distinct ones).

The product of its digits is 6300, while the sum is 30.

The square root of 552972 is about 743.6208711434. The cubic root of 552972 is about 82.0794391778.

The spelling of 552972 in words is "five hundred fifty-two thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 29 42 58 84 87 116 174 203 227 348 406 454 609 681 812 908 1218 1362 1589 2436 2724 3178 4767 6356 6583 9534 13166 19068 19749 26332 39498 46081 78996 92162 138243 184324 276486 552972