252813254 has 8 divisors (see below), whose sum is σ = 388039080. Its totient is φ = 123466896.

The previous prime is 252813251. The next prime is 252813283. The reversal of 252813254 is 452318252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 252813254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252813251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1469759 + ... + 1469930.

It is an arithmetic number, because the mean of its divisors is an integer number (48504885).

Almost surely, 2^252813254 is an apocalyptic number.

252813254 is a deficient number, since it is larger than the sum of its proper divisors (135225826).

252813254 is a wasteful number, since it uses less digits than its factorization.

252813254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939734.

The product of its digits is 19200, while the sum is 32.

The square root of 252813254 is about 15900.1023267148. The cubic root of 252813254 is about 632.3147016657.

The spelling of 252813254 in words is "two hundred fifty-two million, eight hundred thirteen thousand, two hundred fifty-four".