56661024 has 48 divisors (see below), whose sum is σ = 169985088. Its totient is φ = 16188672.

The previous prime is 56661019. The next prime is 56661043. The reversal of 56661024 is 42016665.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 56660982 and 56661000.

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, 41487 + ... + 42830.

It is an arithmetic number, because the mean of its divisors is an integer number (3541356).

Almost surely, 2^56661024 is an apocalyptic number.

It is an amenable number.

56661024 is an abundant number, since it is smaller than the sum of its proper divisors (113324064).

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

56661024 is a wasteful number, since it uses less digits than its factorization.

56661024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84337 (or 84329 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 56661024 is about 7527.3517255407. The cubic root of 56661024 is about 384.0857013578.

Adding to 56661024 its reverse (42016665), we get a palindrome (98677689).

The spelling of 56661024 in words is "fifty-six million, six hundred sixty-one thousand, twenty-four".