79984418 has 8 divisors (see below), whose sum is σ = 121077660. Its totient is φ = 39625200.

The previous prime is 79984397. The next prime is 79984423. The reversal of 79984418 is 81448997.

It can be written as a sum of positive squares in 2 ways, for example, as 70845889 + 9138529 = 8417^2 + 3023^2 .

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

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, 183233 + ... + 183668.

Almost surely, 2^79984418 is an apocalyptic number.

79984418 is a deficient number, since it is larger than the sum of its proper divisors (41093242).

79984418 is a wasteful number, since it uses less digits than its factorization.

79984418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367012.

The product of its digits is 580608, while the sum is 50.

The square root of 79984418 is about 8943.4008072992. The cubic root of 79984418 is about 430.8589608554.

The spelling of 79984418 in words is "seventy-nine million, nine hundred eighty-four thousand, four hundred eighteen".