79222560 has 48 divisors (see below), whose sum is σ = 249552576. Its totient is φ = 21125888.

The previous prime is 79222547. The next prime is 79222607. The reversal of 79222560 is 6522297.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82044 + ... + 83003.

It is an arithmetic number, because the mean of its divisors is an integer number (5199012).

Almost surely, 2^79222560 is an apocalyptic number.

It is an amenable number.

79222560 is an abundant number, since it is smaller than the sum of its proper divisors (170330016).

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

79222560 is a wasteful number, since it uses less digits than its factorization.

79222560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165065 (or 165057 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 79222560 is about 8900.7055900080. The cubic root of 79222560 is about 429.4866055978.

The spelling of 79222560 in words is "seventy-nine million, two hundred twenty-two thousand, five hundred sixty".