79198627 has 4 divisors (see below), whose sum is σ = 79334136. Its totient is φ = 79063120.

The previous prime is 79198621. The next prime is 79198643. The reversal of 79198627 is 72689197.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79198627 - 2¹⁵ = 79165859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79198621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66874 + ... + 68047.

It is an arithmetic number, because the mean of its divisors is an integer number (19833534).

Almost surely, 2^79198627 is an apocalyptic number.

79198627 is a deficient number, since it is larger than the sum of its proper divisors (135509).

79198627 is a wasteful number, since it uses less digits than its factorization.

79198627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135508.

The product of its digits is 381024, while the sum is 49.

The square root of 79198627 is about 8899.3610444795. The cubic root of 79198627 is about 429.4433521854.

The spelling of 79198627 in words is "seventy-nine million, one hundred ninety-eight thousand, six hundred twenty-seven".