56417028 has 24 divisors (see below), whose sum is σ = 133445088. Its totient is φ = 18547776.

The previous prime is 56417027. The next prime is 56417047. The reversal of 56417028 is 82071465.

56417028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56417028.

It is not an unprimeable number, because it can be changed into a prime (56417021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31326 + ... + 33077.

It is an arithmetic number, because the mean of its divisors is an integer number (5560212).

Almost surely, 2^56417028 is an apocalyptic number.

It is an amenable number.

56417028 is an abundant number, since it is smaller than the sum of its proper divisors (77028060).

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

56417028 is a wasteful number, since it uses less digits than its factorization.

56417028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64483 (or 64481 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 56417028 is about 7511.1269460714. The cubic root of 56417028 is about 383.5335862751.

The spelling of 56417028 in words is "fifty-six million, four hundred seventeen thousand, twenty-eight".