56523560 has 16 divisors (see below), whose sum is σ = 127178100. Its totient is φ = 22609408.

The previous prime is 56523559. The next prime is 56523569. The reversal of 56523560 is 6532565.

It can be written as a sum of positive squares in 2 ways, for example, as 52736644 + 3786916 = 7262^2 + 1946^2 .

It is not an unprimeable number, because it can be changed into a prime (56523569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706505 + ... + 706584.

Almost surely, 2^56523560 is an apocalyptic number.

It is an amenable number.

56523560 is an abundant number, since it is smaller than the sum of its proper divisors (70654540).

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

56523560 is a wasteful number, since it uses less digits than its factorization.

56523560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413100 (or 1413096 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 56523560 is about 7518.2152137326. The cubic root of 56523560 is about 383.7748426872.

The spelling of 56523560 in words is "fifty-six million, five hundred twenty-three thousand, five hundred sixty".