122292656 has 20 divisors (see below), whose sum is σ = 247244592. Its totient is φ = 58487616.

The previous prime is 122292647. The next prime is 122292661. The reversal of 122292656 is 656292221.

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, 165791 + ... + 166526.

Almost surely, 2^122292656 is an apocalyptic number.

122292656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122292656 is an abundant number, since it is smaller than the sum of its proper divisors (124951936).

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

122292656 is a wasteful number, since it uses less digits than its factorization.

122292656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332348 (or 332342 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 122292656 is about 11058.6009965095. The cubic root of 122292656 is about 496.3638286174.

The spelling of 122292656 in words is "one hundred twenty-two million, two hundred ninety-two thousand, six hundred fifty-six".