56476015 has 4 divisors (see below), whose sum is σ = 67771224. Its totient is φ = 45180808.

The previous prime is 56476009. The next prime is 56476081. The reversal of 56476015 is 51067465.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56476015 - 2¹³ = 56467823 is a prime.

It is a Duffinian number.

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, 5647597 + ... + 5647606.

It is an arithmetic number, because the mean of its divisors is an integer number (16942806).

Almost surely, 2^56476015 is an apocalyptic number.

56476015 is a deficient number, since it is larger than the sum of its proper divisors (11295209).

56476015 is a wasteful number, since it uses less digits than its factorization.

56476015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11295208.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 56476015 is about 7515.0525613598. The cubic root of 56476015 is about 383.6672079631.

The spelling of 56476015 in words is "fifty-six million, four hundred seventy-six thousand, fifteen".