479636321 has 2 divisors, whose sum is σ = 479636322. Its totient is φ = 479636320.

The previous prime is 479636293. The next prime is 479636347. The reversal of 479636321 is 123636974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409495696 + 70140625 = 20236^2 + 8375^2 .

It is a cyclic number.

It is not a de Polignac number, because 479636321 - 2⁶ = 479636257 is a prime.

It is not a weakly prime, because it can be changed into another prime (479636021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239818160 + 239818161.

It is an arithmetic number, because the mean of its divisors is an integer number (239818161).

Almost surely, 2^479636321 is an apocalyptic number.

It is an amenable number.

479636321 is a deficient number, since it is larger than the sum of its proper divisors (1).

479636321 is an equidigital number, since it uses as much as digits as its factorization.

479636321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 41.

The square root of 479636321 is about 21900.6009278284. The cubic root of 479636321 is about 782.7757345009.

The spelling of 479636321 in words is "four hundred seventy-nine million, six hundred thirty-six thousand, three hundred twenty-one".