252904623 has 8 divisors (see below), whose sum is σ = 338679600. Its totient is φ = 167866368.

The previous prime is 252904579. The next prime is 252904643. The reversal of 252904623 is 326409252.

252904623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 252904623 - 2⁹ = 252904111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252904643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183378 + ... + 184751.

It is an arithmetic number, because the mean of its divisors is an integer number (42334950).

Almost surely, 2^252904623 is an apocalyptic number.

252904623 is a deficient number, since it is larger than the sum of its proper divisors (85774977).

252904623 is a wasteful number, since it uses less digits than its factorization.

252904623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368361.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 252904623 is about 15902.9752876624. The cubic root of 252904623 is about 632.3908672444.

The spelling of 252904623 in words is "two hundred fifty-two million, nine hundred four thousand, six hundred twenty-three".