56446928 has 20 divisors (see below), whose sum is σ = 110231040. Its totient is φ = 28000224.

The previous prime is 56446921. The next prime is 56446979. The reversal of 56446928 is 82964465.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56446921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11858 + ... + 15921.

It is an arithmetic number, because the mean of its divisors is an integer number (5511552).

Almost surely, 2^56446928 is an apocalyptic number.

It is an amenable number.

56446928 is a deficient number, since it is larger than the sum of its proper divisors (53784112).

56446928 is a wasteful number, since it uses less digits than its factorization.

56446928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27914 (or 27908 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 56446928 is about 7513.1170628442. The cubic root of 56446928 is about 383.6013295868.

The spelling of 56446928 in words is "fifty-six million, four hundred forty-six thousand, nine hundred twenty-eight".