79802127 has 6 divisors (see below), whose sum is σ = 115269752. Its totient is φ = 53201412.

The previous prime is 79802123. The next prime is 79802137. The reversal of 79802127 is 72120897.

It is not a de Polignac number, because 79802127 - 2² = 79802123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79802091 and 79802100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79802123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4433443 + ... + 4433460.

Almost surely, 2^79802127 is an apocalyptic number.

79802127 is a deficient number, since it is larger than the sum of its proper divisors (35467625).

79802127 is a wasteful number, since it uses less digits than its factorization.

79802127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8866909 (or 8866906 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 79802127 is about 8933.2036246802. The cubic root of 79802127 is about 430.5313909941.

The spelling of 79802127 in words is "seventy-nine million, eight hundred two thousand, one hundred twenty-seven".