122725252 has 12 divisors (see below), whose sum is σ = 231289996. Its totient is φ = 56642400.

The previous prime is 122725247. The next prime is 122725271. The reversal of 122725252 is 252527221.

It can be written as a sum of positive squares in 2 ways, for example, as 39112516 + 83612736 = 6254^2 + 9144^2 .

It is a super-2 number, since 2×122725252² = 30122974956927008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122725252.

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, 1179999 + ... + 1180102.

Almost surely, 2^122725252 is an apocalyptic number.

It is an amenable number.

122725252 is a deficient number, since it is larger than the sum of its proper divisors (108564744).

122725252 is a wasteful number, since it uses less digits than its factorization.

122725252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360118 (or 2360116 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 122725252 is about 11078.1429851758. The cubic root of 122725252 is about 496.9484162288.

The spelling of 122725252 in words is "one hundred twenty-two million, seven hundred twenty-five thousand, two hundred fifty-two".