252901394 has 16 divisors (see below), whose sum is σ = 381672000. Its totient is φ = 125680464.

The previous prime is 252901393. The next prime is 252901423. The reversal of 252901394 is 493109252.

It is not an unprimeable number, because it can be changed into a prime (252901393) 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 in 7 ways as a sum of consecutive naturals, for example, 421907 + ... + 422505.

It is an arithmetic number, because the mean of its divisors is an integer number (23854500).

Almost surely, 2^252901394 is an apocalyptic number.

252901394 is a deficient number, since it is larger than the sum of its proper divisors (128770606).

252901394 is a wasteful number, since it uses less digits than its factorization.

252901394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 252901394 is about 15902.8737654551. The cubic root of 252901394 is about 632.3881758493.

The spelling of 252901394 in words is "two hundred fifty-two million, nine hundred one thousand, three hundred ninety-four".