56047556 has 6 divisors (see below), whose sum is σ = 98083230. Its totient is φ = 28023776.

The previous prime is 56047543. The next prime is 56047561. The reversal of 56047556 is 65574065.

It can be written as a sum of positive squares in only one way, i.e., 53436100 + 2611456 = 7310^2 + 1616^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7005941 + ... + 7005948.

It is an arithmetic number, because the mean of its divisors is an integer number (16347205).

Almost surely, 2^56047556 is an apocalyptic number.

It is an amenable number.

56047556 is a deficient number, since it is larger than the sum of its proper divisors (42035674).

56047556 is a wasteful number, since it uses less digits than its factorization.

56047556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14011893 (or 14011891 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 56047556 is about 7486.4915681513. The cubic root of 56047556 is about 382.6945051450.

The spelling of 56047556 in words is "fifty-six million, forty-seven thousand, five hundred fifty-six".