252220252 has 6 divisors (see below), whose sum is σ = 441385448. Its totient is φ = 126110124.

The previous prime is 252220249. The next prime is 252220259. The reversal of 252220252 is 252022252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252220259) 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 as a sum of consecutive naturals, namely, 31527528 + ... + 31527535.

Almost surely, 2^252220252 is an apocalyptic number.

It is an amenable number.

252220252 is a deficient number, since it is larger than the sum of its proper divisors (189165196).

252220252 is a wasteful number, since it uses less digits than its factorization.

252220252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63055067 (or 63055065 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 252220252 is about 15881.4436371509. The cubic root of 252220252 is about 631.8199261311.

The spelling of 252220252 in words is "two hundred fifty-two million, two hundred twenty thousand, two hundred fifty-two".