122272756 has 12 divisors (see below), whose sum is σ = 218530368. Its totient is φ = 59835512.

The previous prime is 122272747. The next prime is 122272763. The reversal of 122272756 is 657272221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325006 + ... + 325381.

It is an arithmetic number, because the mean of its divisors is an integer number (18210864).

Almost surely, 2^122272756 is an apocalyptic number.

It is an amenable number.

122272756 is a deficient number, since it is larger than the sum of its proper divisors (96257612).

122272756 is a wasteful number, since it uses less digits than its factorization.

122272756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650438 (or 650436 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 122272756 is about 11057.7012077556. The cubic root of 122272756 is about 496.3369036536.

The spelling of 122272756 in words is "one hundred twenty-two million, two hundred seventy-two thousand, seven hundred fifty-six".