79538022 has 48 divisors (see below), whose sum is σ = 177055632. Its totient is φ = 25796160.

The previous prime is 79538021. The next prime is 79538023. The reversal of 79538022 is 22083597.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (79538021) and next prime (79538023).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79538021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117148 + ... + 117824.

It is an arithmetic number, because the mean of its divisors is an integer number (3688659).

Almost surely, 2^79538022 is an apocalyptic number.

79538022 is an abundant number, since it is smaller than the sum of its proper divisors (97517610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79538022 is a wasteful number, since it uses less digits than its factorization.

79538022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 79538022 is about 8918.4091630739. The cubic root of 79538022 is about 430.0559184535.

The spelling of 79538022 in words is "seventy-nine million, five hundred thirty-eight thousand, twenty-two".