556939480 has 32 divisors (see below), whose sum is σ = 1307599200. Its totient is φ = 213089536.

The previous prime is 556939477. The next prime is 556939589. The reversal of 556939480 is 84939655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301765 + ... + 303604.

It is an arithmetic number, because the mean of its divisors is an integer number (40862475).

Almost surely, 2^556939480 is an apocalyptic number.

It is an amenable number.

556939480 is an abundant number, since it is smaller than the sum of its proper divisors (750659720).

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

556939480 is a wasteful number, since it uses less digits than its factorization.

556939480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605403 (or 605399 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 556939480 is about 23599.5652502329. The cubic root of 556939480 is about 822.7527356530.

The spelling of 556939480 in words is "five hundred fifty-six million, nine hundred thirty-nine thousand, four hundred eighty".