79670599 has 2 divisors, whose sum is σ = 79670600. Its totient is φ = 79670598.

The previous prime is 79670587. The next prime is 79670609. The reversal of 79670599 is 99507697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79670599 - 2⁷ = 79670471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79670519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39835299 + 39835300.

It is an arithmetic number, because the mean of its divisors is an integer number (39835300).

Almost surely, 2^79670599 is an apocalyptic number.

79670599 is a deficient number, since it is larger than the sum of its proper divisors (1).

79670599 is an equidigital number, since it uses as much as digits as its factorization.

79670599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1071630, while the sum is 52.

The square root of 79670599 is about 8925.8388401315. The cubic root of 79670599 is about 430.2947303358.

The spelling of 79670599 in words is "seventy-nine million, six hundred seventy thousand, five hundred ninety-nine".