79337091 has 16 divisors (see below), whose sum is σ = 111863808. Its totient is φ = 49934400.

The previous prime is 79337087. The next prime is 79337099. The reversal of 79337091 is 19073397.

It is not a de Polignac number, because 79337091 - 2² = 79337087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79337099) 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 15 ways as a sum of consecutive naturals, for example, 6591 + ... + 14216.

It is an arithmetic number, because the mean of its divisors is an integer number (6991488).

Almost surely, 2^79337091 is an apocalyptic number.

79337091 is a deficient number, since it is larger than the sum of its proper divisors (32526717).

79337091 is a wasteful number, since it uses less digits than its factorization.

79337091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20882.

The product of its (nonzero) digits is 35721, while the sum is 39.

The square root of 79337091 is about 8907.1370821381. The cubic root of 79337091 is about 429.6934736298.

The spelling of 79337091 in words is "seventy-nine million, three hundred thirty-seven thousand, ninety-one".