56030986 has 12 divisors (see below), whose sum is σ = 92382066. Its totient is φ = 25468520.

The previous prime is 56030977. The next prime is 56030993. The reversal of 56030986 is 68903065.

It can be written as a sum of positive squares in only one way, i.e., 55785961 + 245025 = 7469^2 + 495^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115525 + ... + 116008.

Almost surely, 2^56030986 is an apocalyptic number.

56030986 is a deficient number, since it is larger than the sum of its proper divisors (36351080).

56030986 is a wasteful number, since it uses less digits than its factorization.

56030986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231557 (or 231546 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 56030986 is about 7485.3848264468. The cubic root of 56030986 is about 382.6567879312.

The spelling of 56030986 in words is "fifty-six million, thirty thousand, nine hundred eighty-six".