79636473 has 64 divisors (see below), whose sum is σ = 141926400. Its totient is φ = 43182720.

The previous prime is 79636457. The next prime is 79636481. The reversal of 79636473 is 37463697.

79636473 is a `hidden beast` number, since 7 + 9 + 636 + 4 + 7 + 3 = 666.

It is not a de Polignac number, because 79636473 - 2⁴ = 79636457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79636433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 333088 + ... + 333326.

It is an arithmetic number, because the mean of its divisors is an integer number (2217600).

Almost surely, 2^79636473 is an apocalyptic number.

It is an amenable number.

79636473 is a deficient number, since it is larger than the sum of its proper divisors (62289927).

79636473 is a wasteful number, since it uses less digits than its factorization.

79636473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 333 counting only the distinct ones).

The product of its digits is 571536, while the sum is 45.

The square root of 79636473 is about 8923.9269943226. The cubic root of 79636473 is about 430.2332842681.

The spelling of 79636473 in words is "seventy-nine million, six hundred thirty-six thousand, four hundred seventy-three".