479268609 has 16 divisors (see below), whose sum is σ = 645089280. Its totient is φ = 316489680.

The previous prime is 479268593. The next prime is 479268611. The reversal of 479268609 is 906862974.

It is a happy number.

It is not a de Polignac number, because 479268609 - 2⁴ = 479268593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479268679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360504 + ... + 361830.

It is an arithmetic number, because the mean of its divisors is an integer number (40318080).

Almost surely, 2^479268609 is an apocalyptic number.

It is an amenable number.

479268609 is a deficient number, since it is larger than the sum of its proper divisors (165820671).

479268609 is a wasteful number, since it uses less digits than its factorization.

479268609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The square root of 479268609 is about 21892.2042974206. The cubic root of 479268609 is about 782.5756456656.

The spelling of 479268609 in words is "four hundred seventy-nine million, two hundred sixty-eight thousand, six hundred nine".