252121596 has 24 divisors (see below), whose sum is σ = 588779520. Its totient is φ = 83969712.

The previous prime is 252121591. The next prime is 252121613. The reversal of 252121596 is 695121252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252121591) 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, 7135 + ... + 23561.

It is an arithmetic number, because the mean of its divisors is an integer number (24532480).

Almost surely, 2^252121596 is an apocalyptic number.

It is an amenable number.

252121596 is an abundant number, since it is smaller than the sum of its proper divisors (336657924).

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

252121596 is a wasteful number, since it uses less digits than its factorization.

252121596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17713 (or 17711 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 252121596 is about 15878.3373184978. The cubic root of 252121596 is about 631.7375365595.

The spelling of 252121596 in words is "two hundred fifty-two million, one hundred twenty-one thousand, five hundred ninety-six".