79637464 has 8 divisors (see below), whose sum is σ = 149320260. Its totient is φ = 39818728.

The previous prime is 79637461. The next prime is 79637491. The reversal of 79637464 is 46473697.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79637461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4977334 + ... + 4977349.

Almost surely, 2^79637464 is an apocalyptic number.

It is an amenable number.

79637464 is a deficient number, since it is larger than the sum of its proper divisors (69682796).

79637464 is a wasteful number, since it uses less digits than its factorization.

79637464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9954689 (or 9954685 counting only the distinct ones).

The product of its digits is 762048, while the sum is 46.

The square root of 79637464 is about 8923.9825190326. The cubic root of 79637464 is about 430.2350688751.

The spelling of 79637464 in words is "seventy-nine million, six hundred thirty-seven thousand, four hundred sixty-four".