122553272 has 32 divisors (see below), whose sum is σ = 244166400. Its totient is φ = 57467904.

The previous prime is 122553259. The next prime is 122553281. The reversal of 122553272 is 272355221.

It is a congruent number.

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, 41129 + ... + 44007.

It is an arithmetic number, because the mean of its divisors is an integer number (7630200).

Almost surely, 2^122553272 is an apocalyptic number.

It is an amenable number.

122553272 is a deficient number, since it is larger than the sum of its proper divisors (121613128).

122553272 is a wasteful number, since it uses less digits than its factorization.

122553272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215 (or 3211 counting only the distinct ones).

The product of its digits is 8400, while the sum is 29.

The square root of 122553272 is about 11070.3781326565. The cubic root of 122553272 is about 496.7161762175.

The spelling of 122553272 in words is "one hundred twenty-two million, five hundred fifty-three thousand, two hundred seventy-two".