56381932 has 24 divisors (see below), whose sum is σ = 104612480. Its totient is φ = 26542080.

The previous prime is 56381909. The next prime is 56381933. The reversal of 56381932 is 23918365.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 56381891 and 56381900.

It is not an unprimeable number, because it can be changed into a prime (56381933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1557 + ... + 10732.

Almost surely, 2^56381932 is an apocalyptic number.

It is an amenable number.

56381932 is a deficient number, since it is larger than the sum of its proper divisors (48230548).

56381932 is a wasteful number, since it uses less digits than its factorization.

56381932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12361 (or 12359 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 56381932 is about 7508.7903153571. The cubic root of 56381932 is about 383.4540400379.

The spelling of 56381932 in words is "fifty-six million, three hundred eighty-one thousand, nine hundred thirty-two".