56366420 has 24 divisors (see below), whose sum is σ = 129130848. Its totient is φ = 20496800.

The previous prime is 56366419. The next prime is 56366437. The reversal of 56366420 is 2466365.

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, 127886 + ... + 128325.

It is an arithmetic number, because the mean of its divisors is an integer number (5380452).

Almost surely, 2^56366420 is an apocalyptic number.

It is an amenable number.

56366420 is an abundant number, since it is smaller than the sum of its proper divisors (72764428).

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

56366420 is a wasteful number, since it uses less digits than its factorization.

56366420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256231 (or 256229 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 56366420 is about 7507.7573215974. The cubic root of 56366420 is about 383.4188710607.

The spelling of 56366420 in words is "fifty-six million, three hundred sixty-six thousand, four hundred twenty".