252545398 has 32 divisors (see below), whose sum is σ = 454052160. Its totient is φ = 103057920.

The previous prime is 252545393. The next prime is 252545401. The reversal of 252545398 is 893545252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252545393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25378 + ... + 33898.

It is an arithmetic number, because the mean of its divisors is an integer number (14189130).

Almost surely, 2^252545398 is an apocalyptic number.

252545398 is a deficient number, since it is larger than the sum of its proper divisors (201506762).

252545398 is a wasteful number, since it uses less digits than its factorization.

252545398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8632.

The product of its digits is 432000, while the sum is 43.

The square root of 252545398 is about 15891.6770040169. The cubic root of 252545398 is about 632.0913099791.

The spelling of 252545398 in words is "two hundred fifty-two million, five hundred forty-five thousand, three hundred ninety-eight".