56394480 has 40 divisors (see below), whose sum is σ = 174823632. Its totient is φ = 15038464.

The previous prime is 56394479. The next prime is 56394493. The reversal of 56394480 is 8449365.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117249 + ... + 117728.

Almost surely, 2^56394480 is an apocalyptic number.

It is an amenable number.

56394480 is an abundant number, since it is smaller than the sum of its proper divisors (118429152).

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

56394480 is a wasteful number, since it uses less digits than its factorization.

56394480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234993 (or 234987 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 56394480 is about 7509.6258229022. The cubic root of 56394480 is about 383.4824842825.

The spelling of 56394480 in words is "fifty-six million, three hundred ninety-four thousand, four hundred eighty".