479369623 has 4 divisors (see below), whose sum is σ = 495899640. Its totient is φ = 462839608.

The previous prime is 479369609. The next prime is 479369629. The reversal of 479369623 is 326963974.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479369623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479369629) 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, 8264965 + ... + 8265022.

It is an arithmetic number, because the mean of its divisors is an integer number (123974910).

Almost surely, 2^479369623 is an apocalyptic number.

479369623 is a deficient number, since it is larger than the sum of its proper divisors (16530017).

479369623 is a wasteful number, since it uses less digits than its factorization.

479369623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16530016.

The product of its digits is 1469664, while the sum is 49.

The square root of 479369623 is about 21894.5112528232. The cubic root of 479369623 is about 782.6306221733.

The spelling of 479369623 in words is "four hundred seventy-nine million, three hundred sixty-nine thousand, six hundred twenty-three".