56420316 has 36 divisors (see below), whose sum is σ = 142894024. Its totient is φ = 18770400.

The previous prime is 56420293. The next prime is 56420321. The reversal of 56420316 is 61302465.

56420316 is a `hidden beast` number, since 5 + 642 + 0 + 3 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 56420316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22611 + ... + 24981.

Almost surely, 2^56420316 is an apocalyptic number.

It is an amenable number.

56420316 is an abundant number, since it is smaller than the sum of its proper divisors (86473708).

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

56420316 is a wasteful number, since it uses less digits than its factorization.

56420316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042 (or 3037 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 56420316 is about 7511.3458181607. The cubic root of 56420316 is about 383.5410369449.

The spelling of 56420316 in words is "fifty-six million, four hundred twenty thousand, three hundred sixteen".