252722078 has 16 divisors (see below), whose sum is σ = 456040320. Its totient is φ = 102608856.

The previous prime is 252722077. The next prime is 252722081. The reversal of 252722078 is 870227252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252722077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474776 + ... + 475307.

It is an arithmetic number, because the mean of its divisors is an integer number (28502520).

Almost surely, 2^252722078 is an apocalyptic number.

252722078 is a deficient number, since it is larger than the sum of its proper divisors (203318242).

252722078 is a wasteful number, since it uses less digits than its factorization.

252722078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950111.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 252722078 is about 15897.2349168024. The cubic root of 252722078 is about 632.2386786773.

The spelling of 252722078 in words is "two hundred fifty-two million, seven hundred twenty-two thousand, seventy-eight".