479191225 has 12 divisors (see below), whose sum is σ = 595078480. Its totient is φ = 382784400.

The previous prime is 479191187. The next prime is 479191247. The reversal of 479191225 is 522191974.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-479191225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3406 + ... + 31144.

Almost surely, 2^479191225 is an apocalyptic number.

It is an amenable number.

479191225 is a deficient number, since it is larger than the sum of its proper divisors (115887255).

479191225 is a wasteful number, since it uses less digits than its factorization.

479191225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28440 (or 28435 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 479191225 is about 21890.4368389486. The cubic root of 479191225 is about 782.5335244750.

The spelling of 479191225 in words is "four hundred seventy-nine million, one hundred ninety-one thousand, two hundred twenty-five".