252645134 has 8 divisors (see below), whose sum is σ = 433105968. Its totient is φ = 108276480.

The previous prime is 252645131. The next prime is 252645161. The reversal of 252645134 is 431546252.

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

It is a self number, because there is not a number n which added to its sum of digits gives 252645134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252645131) 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, 9023027 + ... + 9023054.

It is an arithmetic number, because the mean of its divisors is an integer number (54138246).

Almost surely, 2^252645134 is an apocalyptic number.

252645134 is a deficient number, since it is larger than the sum of its proper divisors (180460834).

252645134 is a wasteful number, since it uses less digits than its factorization.

252645134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18046090.

The product of its digits is 28800, while the sum is 32.

The square root of 252645134 is about 15894.8146890739. The cubic root of 252645134 is about 632.1745081714.

The spelling of 252645134 in words is "two hundred fifty-two million, six hundred forty-five thousand, one hundred thirty-four".