252175398 has 16 divisors (see below), whose sum is σ = 515082240. Its totient is φ = 82269896.

The previous prime is 252175373. The next prime is 252175409. The reversal of 252175398 is 893571252.

It is a happy number.

252175398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446838 + ... + 447401.

It is an arithmetic number, because the mean of its divisors is an integer number (32192640).

Almost surely, 2^252175398 is an apocalyptic number.

252175398 is an abundant number, since it is smaller than the sum of its proper divisors (262906842).

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

252175398 is a wasteful number, since it uses less digits than its factorization.

252175398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894291.

The product of its digits is 151200, while the sum is 42.

The square root of 252175398 is about 15880.0314231427. The cubic root of 252175398 is about 631.7824703349.

The spelling of 252175398 in words is "two hundred fifty-two million, one hundred seventy-five thousand, three hundred ninety-eight".