79883974 has 4 divisors (see below), whose sum is σ = 119825964. Its totient is φ = 39941986.

The previous prime is 79883971. The next prime is 79883977. The reversal of 79883974 is 47938897.

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

It is an interprime number because it is at equal distance from previous prime (79883971) and next prime (79883977).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79883971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19970992 + ... + 19970995.

It is an arithmetic number, because the mean of its divisors is an integer number (29956491).

Almost surely, 2^79883974 is an apocalyptic number.

79883974 is a deficient number, since it is larger than the sum of its proper divisors (39941990).

79883974 is a wasteful number, since it uses less digits than its factorization.

79883974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39941989.

The product of its digits is 3048192, while the sum is 55.

The square root of 79883974 is about 8937.7835059930. The cubic root of 79883974 is about 430.6785285206.

The spelling of 79883974 in words is "seventy-nine million, eight hundred eighty-three thousand, nine hundred seventy-four".