79362018 has 40 divisors (see below), whose sum is σ = 188296812. Its totient is φ = 24897024.

The previous prime is 79362013. The next prime is 79362043. The reversal of 79362018 is 81026397.

It can be written as a sum of positive squares in 2 ways, for example, as 64593369 + 14768649 = 8037^2 + 3843^2 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79362013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11655 + ... + 17162.

Almost surely, 2^79362018 is an apocalyptic number.

79362018 is an abundant number, since it is smaller than the sum of its proper divisors (108934794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79362018 is a wasteful number, since it uses less digits than its factorization.

79362018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28848 (or 28839 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 79362018 is about 8908.5362434016. The cubic root of 79362018 is about 429.7384708583.

The spelling of 79362018 in words is "seventy-nine million, three hundred sixty-two thousand, eighteen".