79626871 has 2 divisors, whose sum is σ = 79626872. Its totient is φ = 79626870.

The previous prime is 79626863. The next prime is 79626881. The reversal of 79626871 is 17862697.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79626871 - 2³ = 79626863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79626881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39813435 + 39813436.

It is an arithmetic number, because the mean of its divisors is an integer number (39813436).

Almost surely, 2^79626871 is an apocalyptic number.

79626871 is a deficient number, since it is larger than the sum of its proper divisors (1).

79626871 is an equidigital number, since it uses as much as digits as its factorization.

79626871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 46.

The square root of 79626871 is about 8923.3889862540. The cubic root of 79626871 is about 430.2159920824.

The spelling of 79626871 in words is "seventy-nine million, six hundred twenty-six thousand, eight hundred seventy-one".