79437667 has 2 divisors, whose sum is σ = 79437668. Its totient is φ = 79437666.

The previous prime is 79437643. The next prime is 79437671. The reversal of 79437667 is 76673497.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79437667 - 2⁷ = 79437539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79437667.

It is not a weakly prime, because it can be changed into another prime (79437767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39718833 + 39718834.

It is an arithmetic number, because the mean of its divisors is an integer number (39718834).

Almost surely, 2^79437667 is an apocalyptic number.

79437667 is a deficient number, since it is larger than the sum of its proper divisors (1).

79437667 is an equidigital number, since it uses as much as digits as its factorization.

79437667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1333584, while the sum is 49.

The square root of 79437667 is about 8912.7811035613. The cubic root of 79437667 is about 429.8749717624.

The spelling of 79437667 in words is "seventy-nine million, four hundred thirty-seven thousand, six hundred sixty-seven".