556007634 has 72 divisors (see below), whose sum is σ = 1490890752. Its totient is φ = 146633760.

The previous prime is 556007597. The next prime is 556007657. The reversal of 556007634 is 436700655.

556007634 is a `hidden beast` number, since 556 + 0 + 0 + 76 + 34 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8239 + ... + 34349.

It is an arithmetic number, because the mean of its divisors is an integer number (20706816).

Almost surely, 2^556007634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556007634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745445376).

556007634 is an abundant number, since it is smaller than the sum of its proper divisors (934883118).

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

556007634 is a wasteful number, since it uses less digits than its factorization.

556007634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26152 (or 26136 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 556007634 is about 23579.8141214048. The cubic root of 556007634 is about 822.2936152506.

The spelling of 556007634 in words is "five hundred fifty-six million, seven thousand, six hundred thirty-four".