79819674 has 32 divisors (see below), whose sum is σ = 174666240. Its totient is φ = 24116400.

The previous prime is 79819669. The next prime is 79819679. The reversal of 79819674 is 47691897.

It is an interprime number because it is at equal distance from previous prime (79819669) and next prime (79819679).

It is not an unprimeable number, because it can be changed into a prime (79819679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23419 + ... + 26609.

It is an arithmetic number, because the mean of its divisors is an integer number (5458320).

Almost surely, 2^79819674 is an apocalyptic number.

79819674 is an abundant number, since it is smaller than the sum of its proper divisors (94846566).

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

79819674 is a wasteful number, since it uses less digits than its factorization.

79819674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586.

The product of its digits is 762048, while the sum is 51.

The square root of 79819674 is about 8934.1856931676. The cubic root of 79819674 is about 430.5629439571.

The spelling of 79819674 in words is "seventy-nine million, eight hundred nineteen thousand, six hundred seventy-four".