79091716 has 12 divisors (see below), whose sum is σ = 150993360. Its totient is φ = 35950760.

The previous prime is 79091713. The next prime is 79091717. The reversal of 79091716 is 61719097.

It is not an unprimeable number, because it can be changed into a prime (79091711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898726 + ... + 898813.

It is an arithmetic number, because the mean of its divisors is an integer number (12582780).

Almost surely, 2^79091716 is an apocalyptic number.

It is an amenable number.

79091716 is a deficient number, since it is larger than the sum of its proper divisors (71901644).

79091716 is a wasteful number, since it uses less digits than its factorization.

79091716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797554 (or 1797552 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 40.

The square root of 79091716 is about 8893.3523488053. The cubic root of 79091716 is about 429.2500285778.

The spelling of 79091716 in words is "seventy-nine million, ninety-one thousand, seven hundred sixteen".