79464638 has 8 divisors (see below), whose sum is σ = 130033080. Its totient is φ = 36120280.

The previous prime is 79464617. The next prime is 79464643. The reversal of 79464638 is 83646497.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 79464592 and 79464601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1805993 + ... + 1806036.

It is an arithmetic number, because the mean of its divisors is an integer number (16254135).

Almost surely, 2^79464638 is an apocalyptic number.

79464638 is a deficient number, since it is larger than the sum of its proper divisors (50568442).

79464638 is a wasteful number, since it uses less digits than its factorization.

79464638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3612042.

The product of its digits is 870912, while the sum is 47.

The square root of 79464638 is about 8914.2940270108. The cubic root of 79464638 is about 429.9236172240.

The spelling of 79464638 in words is "seventy-nine million, four hundred sixty-four thousand, six hundred thirty-eight".