122355256 has 16 divisors (see below), whose sum is σ = 242911440. Its totient is φ = 57578880.

The previous prime is 122355209. The next prime is 122355283. The reversal of 122355256 is 652553221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449700 + ... + 449971.

It is an arithmetic number, because the mean of its divisors is an integer number (15181965).

Almost surely, 2^122355256 is an apocalyptic number.

It is an amenable number.

122355256 is a deficient number, since it is larger than the sum of its proper divisors (120556184).

122355256 is a wasteful number, since it uses less digits than its factorization.

122355256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899694 (or 899690 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 122355256 is about 11061.4310104977. The cubic root of 122355256 is about 496.4485082058.

The spelling of 122355256 in words is "one hundred twenty-two million, three hundred fifty-five thousand, two hundred fifty-six".