56403416 has 16 divisors (see below), whose sum is σ = 111977640. Its totient is φ = 26542720.

The previous prime is 56403341. The next prime is 56403421. The reversal of 56403416 is 61430465.

It is a happy number.

It is a super-3 number, since 3×56403416³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207230 + ... + 207501.

Almost surely, 2^56403416 is an apocalyptic number.

It is an amenable number.

56403416 is a deficient number, since it is larger than the sum of its proper divisors (55574224).

56403416 is a wasteful number, since it uses less digits than its factorization.

56403416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414754 (or 414750 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 56403416 is about 7510.2207690587. The cubic root of 56403416 is about 383.5027381471.

The spelling of 56403416 in words is "fifty-six million, four hundred three thousand, four hundred sixteen".