56475444 has 12 divisors (see below), whose sum is σ = 131776064. Its totient is φ = 18825144.

The previous prime is 56475421. The next prime is 56475473. The reversal of 56475444 is 44457465.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 2353132 + ... + 2353155.

Almost surely, 2^56475444 is an apocalyptic number.

It is an amenable number.

56475444 is an abundant number, since it is smaller than the sum of its proper divisors (75300620).

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

56475444 is a wasteful number, since it uses less digits than its factorization.

56475444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4706294 (or 4706292 counting only the distinct ones).

The product of its digits is 268800, while the sum is 39.

The square root of 56475444 is about 7515.0145708442. The cubic root of 56475444 is about 383.6659149380.

The spelling of 56475444 in words is "fifty-six million, four hundred seventy-five thousand, four hundred forty-four".