56570460 has 36 divisors (see below), whose sum is σ = 158560584. Its totient is φ = 15069920.

The previous prime is 56570419. The next prime is 56570461. The reversal of 56570460 is 6407565.

It is a super-2 number, since 2×56570460² = 6400433889223200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56570461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57775 + ... + 58745.

Almost surely, 2^56570460 is an apocalyptic number.

It is an amenable number.

56570460 is an abundant number, since it is smaller than the sum of its proper divisors (101990124).

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

56570460 is an equidigital number, since it uses as much as digits as its factorization.

56570460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 56570460 is about 7521.3336583348. Note that the first 3 decimals coincide. The cubic root of 56570460 is about 383.8809581089.

The spelling of 56570460 in words is "fifty-six million, five hundred seventy thousand, four hundred sixty".