556552260 has 144 divisors (see below), whose sum is σ = 1860243840. Its totient is φ = 133562880.

The previous prime is 556552231. The next prime is 556552279. The reversal of 556552260 is 62255655.

It is a super-2 number, since 2×556552260² = 619500836222215200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 202576 + ... + 205304.

It is an arithmetic number, because the mean of its divisors is an integer number (12918360).

Almost surely, 2^556552260 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 556552260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (930121920).

556552260 is an abundant number, since it is smaller than the sum of its proper divisors (1303691580).

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

556552260 is a wasteful number, since it uses less digits than its factorization.

556552260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858 (or 2853 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 556552260 is about 23591.3598590670. The cubic root of 556552260 is about 822.5620146452.

The spelling of 556552260 in words is "five hundred fifty-six million, five hundred fifty-two thousand, two hundred sixty".