122752572 has 24 divisors (see below), whose sum is σ = 289261392. Its totient is φ = 40512000.

The previous prime is 122752549. The next prime is 122752577. The reversal of 122752572 is 275257221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122752577) by changing a digit.

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, 49429 + ... + 51852.

It is an arithmetic number, because the mean of its divisors is an integer number (12052558).

Almost surely, 2^122752572 is an apocalyptic number.

122752572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122752572 is an abundant number, since it is smaller than the sum of its proper divisors (166508820).

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

122752572 is a wasteful number, since it uses less digits than its factorization.

122752572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101389 (or 101387 counting only the distinct ones).

The product of its digits is 19600, while the sum is 33.

The square root of 122752572 is about 11079.3759752073. The cubic root of 122752572 is about 496.9852888995.

The spelling of 122752572 in words is "one hundred twenty-two million, seven hundred fifty-two thousand, five hundred seventy-two".