122122792 has 32 divisors (see below), whose sum is σ = 256554720. Its totient is φ = 54008640.

The previous prime is 122122783. The next prime is 122122817. The reversal of 122122792 is 297221221.

It is a self number, because there is not a number n which added to its sum of digits gives 122122792.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15498 + ... + 22009.

It is an arithmetic number, because the mean of its divisors is an integer number (8017335).

Almost surely, 2^122122792 is an apocalyptic number.

It is an amenable number.

122122792 is an abundant number, since it is smaller than the sum of its proper divisors (134431928).

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

122122792 is a wasteful number, since it uses less digits than its factorization.

122122792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37561 (or 37557 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 122122792 is about 11050.9181519003. The cubic root of 122122792 is about 496.1339063535.

The spelling of 122122792 in words is "one hundred twenty-two million, one hundred twenty-two thousand, seven hundred ninety-two".