479727931 has 2 divisors, whose sum is σ = 479727932. Its totient is φ = 479727930.

The previous prime is 479727887. The next prime is 479727949. The reversal of 479727931 is 139727974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 479727931 - 2²⁵ = 446173499 is a prime.

It is a super-2 number, since 2×479727931² = 460277775563081522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (479727971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239863965 + 239863966.

It is an arithmetic number, because the mean of its divisors is an integer number (239863966).

Almost surely, 2^479727931 is an apocalyptic number.

479727931 is a deficient number, since it is larger than the sum of its proper divisors (1).

479727931 is an equidigital number, since it uses as much as digits as its factorization.

479727931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 666792, while the sum is 49.

The square root of 479727931 is about 21902.6923230912. The cubic root of 479727931 is about 782.8255677578.

The spelling of 479727931 in words is "four hundred seventy-nine million, seven hundred twenty-seven thousand, nine hundred thirty-one".