Search a number
554634 = 23310271
BaseRepresentation
bin10000111011010001010
31001011211000
42013122022
5120222014
615515430
74500003
oct2073212
91034730
10554634
11349783
12228b76
131655b2
141061aa
15ae509
hex8768a

554634 has 16 divisors (see below), whose sum is σ = 1232640. Its totient is φ = 184860.

The previous prime is 554633. The next prime is 554639. The reversal of 554634 is 436455.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 554598 and 554607.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 554634.

It is not an unprimeable number, because it can be changed into a prime (554633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5082 + ... + 5189.

It is an arithmetic number, because the mean of its divisors is an integer number (77040).

2554634 is an apocalyptic number.

554634 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

554634 is an abundant number, since it is smaller than the sum of its proper divisors (678006).

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

554634 is a wasteful number, since it uses less digits than its factorization.

554634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10282 (or 10276 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 554634 is about 744.7375376601. The cubic root of 554634 is about 82.1615889588.

The spelling of 554634 in words is "five hundred fifty-four thousand, six hundred thirty-four".