252712678 has 8 divisors (see below), whose sum is σ = 379142640. Its totient is φ = 126331800.

The previous prime is 252712619. The next prime is 252712679. The reversal of 252712678 is 876217252.

It is a happy number.

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 252712678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252712679) 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 3 ways as a sum of consecutive naturals, for example, 6108 + ... + 23296.

It is an arithmetic number, because the mean of its divisors is an integer number (47392830).

Almost surely, 2^252712678 is an apocalyptic number.

252712678 is a deficient number, since it is larger than the sum of its proper divisors (126429962).

252712678 is a wasteful number, since it uses less digits than its factorization.

252712678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24542.

The product of its digits is 94080, while the sum is 40.

The square root of 252712678 is about 15896.9392651542. The cubic root of 252712678 is about 632.2308398723.

The spelling of 252712678 in words is "two hundred fifty-two million, seven hundred twelve thousand, six hundred seventy-eight".