79606687 has 2 divisors, whose sum is σ = 79606688. Its totient is φ = 79606686.

The previous prime is 79606669. The next prime is 79606697. The reversal of 79606687 is 78660697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79606687 - 2⁷ = 79606559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79606687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79606607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39803343 + 39803344.

It is an arithmetic number, because the mean of its divisors is an integer number (39803344).

Almost surely, 2^79606687 is an apocalyptic number.

79606687 is a deficient number, since it is larger than the sum of its proper divisors (1).

79606687 is an equidigital number, since it uses as much as digits as its factorization.

79606687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 79606687 is about 8922.2579541280. The cubic root of 79606687 is about 430.1796383018.

The spelling of 79606687 in words is "seventy-nine million, six hundred six thousand, six hundred eighty-seven".