56906412 has 72 divisors (see below), whose sum is σ = 143897040. Its totient is φ = 17495040.

The previous prime is 56906411. The next prime is 56906413. The reversal of 56906412 is 21460965.

It is an interprime number because it is at equal distance from previous prime (56906411) and next prime (56906413).

It is not an unprimeable number, because it can be changed into a prime (56906411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211414 + ... + 211682.

It is an arithmetic number, because the mean of its divisors is an integer number (1998570).

Almost surely, 2^56906412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56906412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71948520).

56906412 is an abundant number, since it is smaller than the sum of its proper divisors (86990628).

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

56906412 is a wasteful number, since it uses less digits than its factorization.

56906412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 56906412 is about 7543.6338723456. The cubic root of 56906412 is about 384.6393699545.

The spelling of 56906412 in words is "fifty-six million, nine hundred six thousand, four hundred twelve".