56630460 has 24 divisors (see below), whose sum is σ = 158565456. Its totient is φ = 15101440.

The previous prime is 56630449. The next prime is 56630503. The reversal of 56630460 is 6403665.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 471861 + ... + 471980.

It is an arithmetic number, because the mean of its divisors is an integer number (6606894).

Almost surely, 2^56630460 is an apocalyptic number.

It is an amenable number.

56630460 is an abundant number, since it is smaller than the sum of its proper divisors (101934996).

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

56630460 is a wasteful number, since it uses less digits than its factorization.

56630460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943853 (or 943851 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 56630460 is about 7525.3212556010. The cubic root of 56630460 is about 384.0166279692.

The spelling of 56630460 in words is "fifty-six million, six hundred thirty thousand, four hundred sixty".