479944515 has 16 divisors (see below), whose sum is σ = 776541600. Its totient is φ = 253093632.

The previous prime is 479944499. The next prime is 479944537. The reversal of 479944515 is 515449974.

It is a happy number.

It is not a de Polignac number, because 479944515 - 2⁴ = 479944499 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178420 + ... + 181089.

It is an arithmetic number, because the mean of its divisors is an integer number (48533850).

Almost surely, 2^479944515 is an apocalyptic number.

479944515 is a deficient number, since it is larger than the sum of its proper divisors (296597085).

479944515 is a wasteful number, since it uses less digits than its factorization.

479944515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359606.

The product of its digits is 907200, while the sum is 48.

The square root of 479944515 is about 21907.6359975238. The cubic root of 479944515 is about 782.9433581225.

The spelling of 479944515 in words is "four hundred seventy-nine million, nine hundred forty-four thousand, five hundred fifteen".