56009700 has 54 divisors (see below), whose sum is σ = 175562114. Its totient is φ = 14935680.

The previous prime is 56009689. The next prime is 56009717. The reversal of 56009700 is 790065.

It can be written as a sum of positive squares in 3 ways, for example, as 14561856 + 41447844 = 3816^2 + 6438^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 30217 + ... + 32016.

Almost surely, 2^56009700 is an apocalyptic number.

56009700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56009700 is an abundant number, since it is smaller than the sum of its proper divisors (119552414).

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

56009700 is a wasteful number, since it uses less digits than its factorization.

56009700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62253 (or 62243 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 56009700 is about 7483.9628539965. The cubic root of 56009700 is about 382.6083250797.

Adding to 56009700 its reverse (790065), we get a palindrome (56799765).

The spelling of 56009700 in words is "fifty-six million, nine thousand, seven hundred".