79834731 has 4 divisors (see below), whose sum is σ = 106446312. Its totient is φ = 53223152.

The previous prime is 79834723. The next prime is 79834759. The reversal of 79834731 is 13743897.

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 79834731 - 2³ = 79834723 is a prime.

It is a super-2 number, since 2×79834731² = 12747168547684722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79834631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13305786 + ... + 13305791.

It is an arithmetic number, because the mean of its divisors is an integer number (26611578).

Almost surely, 2^79834731 is an apocalyptic number.

79834731 is a deficient number, since it is larger than the sum of its proper divisors (26611581).

79834731 is a wasteful number, since it uses less digits than its factorization.

79834731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26611580.

The product of its digits is 127008, while the sum is 42.

The square root of 79834731 is about 8935.0283155679. The cubic root of 79834731 is about 430.5900157232.

The spelling of 79834731 in words is "seventy-nine million, eight hundred thirty-four thousand, seven hundred thirty-one".