252732259 has 8 divisors (see below), whose sum is σ = 272365632. Its totient is φ = 233126400.

The previous prime is 252732253. The next prime is 252732269. The reversal of 252732259 is 952237252.

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

It is a de Polignac number, because none of the positive numbers 2^k-252732259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252732253) 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, 14742 + ... + 26884.

It is an arithmetic number, because the mean of its divisors is an integer number (34045704).

Almost surely, 2^252732259 is an apocalyptic number.

252732259 is a deficient number, since it is larger than the sum of its proper divisors (19633373).

252732259 is a wasteful number, since it uses less digits than its factorization.

252732259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13757.

The product of its digits is 75600, while the sum is 37.

The square root of 252732259 is about 15897.5551264967. Note that the first 3 decimals coincide. The cubic root of 252732259 is about 632.2471685510.

The spelling of 252732259 in words is "two hundred fifty-two million, seven hundred thirty-two thousand, two hundred fifty-nine".