79397267 has 2 divisors, whose sum is σ = 79397268. Its totient is φ = 79397266.

The previous prime is 79397251. The next prime is 79397281. The reversal of 79397267 is 76279397.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79397267 - 2⁴ = 79397251 is a prime.

It is not a weakly prime, because it can be changed into another prime (79397237) 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 as a sum of consecutive naturals, namely, 39698633 + 39698634.

It is an arithmetic number, because the mean of its divisors is an integer number (39698634).

Almost surely, 2^79397267 is an apocalyptic number.

79397267 is a deficient number, since it is larger than the sum of its proper divisors (1).

79397267 is an equidigital number, since it uses as much as digits as its factorization.

79397267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1000188, while the sum is 50.

The square root of 79397267 is about 8910.5144071484. The cubic root of 79397267 is about 429.8020848710.

The spelling of 79397267 in words is "seventy-nine million, three hundred ninety-seven thousand, two hundred sixty-seven".