122759872 has 28 divisors (see below), whose sum is σ = 248204736. Its totient is φ = 60220160.

The previous prime is 122759869. The next prime is 122759881. The reversal of 122759872 is 278957221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14704 + ... + 21487.

Almost surely, 2^122759872 is an apocalyptic number.

It is an amenable number.

122759872 is an abundant number, since it is smaller than the sum of its proper divisors (125444864).

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

122759872 is an equidigital number, since it uses as much as digits as its factorization.

122759872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36256 (or 36246 counting only the distinct ones).

The product of its digits is 141120, while the sum is 43.

The square root of 122759872 is about 11079.7054112463. The cubic root of 122759872 is about 496.9951404804.

The spelling of 122759872 in words is "one hundred twenty-two million, seven hundred fifty-nine thousand, eight hundred seventy-two".