479772427 has 4 divisors (see below), whose sum is σ = 479820160. Its totient is φ = 479724696.

The previous prime is 479772373. The next prime is 479772431. The reversal of 479772427 is 724277974.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 479772427 - 2⁷ = 479772299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479775427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2283 + ... + 31060.

It is an arithmetic number, because the mean of its divisors is an integer number (119955040).

Almost surely, 2^479772427 is an apocalyptic number.

479772427 is a deficient number, since it is larger than the sum of its proper divisors (47733).

479772427 is a wasteful number, since it uses less digits than its factorization.

479772427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47732.

The product of its digits is 1382976, while the sum is 49.

The square root of 479772427 is about 21903.7080650743. The cubic root of 479772427 is about 782.8497700381.

The spelling of 479772427 in words is "four hundred seventy-nine million, seven hundred seventy-two thousand, four hundred twenty-seven".