252540334 has 8 divisors (see below), whose sum is σ = 378887040. Its totient is φ = 126244656.

The previous prime is 252540329. The next prime is 252540341. The reversal of 252540334 is 433045252.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4042 + ... + 22834.

It is an arithmetic number, because the mean of its divisors is an integer number (47360880).

Almost surely, 2^252540334 is an apocalyptic number.

252540334 is a deficient number, since it is larger than the sum of its proper divisors (126346706).

252540334 is a wasteful number, since it uses less digits than its factorization.

252540334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25514.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 252540334 is about 15891.5176745332. The cubic root of 252540334 is about 632.0870850862.

Adding to 252540334 its reverse (433045252), we get a palindrome (685585586).

The spelling of 252540334 in words is "two hundred fifty-two million, five hundred forty thousand, three hundred thirty-four".