56478716 has 24 divisors (see below), whose sum is σ = 118903680. Its totient is φ = 22930992.

The previous prime is 56478707. The next prime is 56478727. The reversal of 56478716 is 61787465.

It is a super-2 number, since 2×56478716² = 6379690722017312, which contains 22 as substring.

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, 52550 + ... + 53613.

It is an arithmetic number, because the mean of its divisors is an integer number (4954320).

Almost surely, 2^56478716 is an apocalyptic number.

It is an amenable number.

56478716 is an abundant number, since it is smaller than the sum of its proper divisors (62424964).

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

56478716 is a wasteful number, since it uses less digits than its factorization.

56478716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106193 (or 106191 counting only the distinct ones).

The product of its digits is 282240, while the sum is 44.

The square root of 56478716 is about 7515.2322652064. The cubic root of 56478716 is about 383.6733242387.

The spelling of 56478716 in words is "fifty-six million, four hundred seventy-eight thousand, seven hundred sixteen".