56398632 has 32 divisors (see below), whose sum is σ = 142932480. Its totient is φ = 18541440.

The previous prime is 56398609. The next prime is 56398633. The reversal of 56398632 is 23689365.

It is not an unprimeable number, because it can be changed into a prime (56398633) 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, 14344 + ... + 17847.

It is an arithmetic number, because the mean of its divisors is an integer number (4466640).

Almost surely, 2^56398632 is an apocalyptic number.

It is an amenable number.

56398632 is an abundant number, since it is smaller than the sum of its proper divisors (86533848).

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

56398632 is a wasteful number, since it uses less digits than its factorization.

56398632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32273 (or 32269 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 56398632 is about 7509.9022630125. The cubic root of 56398632 is about 383.4918952520.

The spelling of 56398632 in words is "fifty-six million, three hundred ninety-eight thousand, six hundred thirty-two".