252594005 has 8 divisors (see below), whose sum is σ = 311305272. Its totient is φ = 196613568.

The previous prime is 252593993. The next prime is 252594053. The reversal of 252594005 is 500495252.

It can be written as a sum of positive squares in 4 ways, for example, as 139192804 + 113401201 = 11798^2 + 10649^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 252594005 - 2⁸ = 252593749 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682502 + ... + 682871.

It is an arithmetic number, because the mean of its divisors is an integer number (38913159).

Almost surely, 2^252594005 is an apocalyptic number.

It is an amenable number.

252594005 is a deficient number, since it is larger than the sum of its proper divisors (58711267).

252594005 is a wasteful number, since it uses less digits than its factorization.

252594005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365415.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 252594005 is about 15893.2062529875. The cubic root of 252594005 is about 632.1318599048.

The spelling of 252594005 in words is "two hundred fifty-two million, five hundred ninety-four thousand, five".