479673609 has 4 divisors (see below), whose sum is σ = 639564816. Its totient is φ = 319782404.

The previous prime is 479673589. The next prime is 479673611. The reversal of 479673609 is 906376974.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 479673609 - 2⁵ = 479673577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479673619) 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, 79945599 + ... + 79945604.

It is an arithmetic number, because the mean of its divisors is an integer number (159891204).

Almost surely, 2^479673609 is an apocalyptic number.

It is an amenable number.

479673609 is a deficient number, since it is larger than the sum of its proper divisors (159891207).

479673609 is a wasteful number, since it uses less digits than its factorization.

479673609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159891206.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The square root of 479673609 is about 21901.4522121251. The cubic root of 479673609 is about 782.7960188872.

The spelling of 479673609 in words is "four hundred seventy-nine million, six hundred seventy-three thousand, six hundred nine".