252606299 has 4 divisors (see below), whose sum is σ = 275570520. Its totient is φ = 229642080.

The previous prime is 252606271. The next prime is 252606331. The reversal of 252606299 is 992606252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252606299 - 2²⁰ = 251557723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252605299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11482094 + ... + 11482115.

It is an arithmetic number, because the mean of its divisors is an integer number (68892630).

Almost surely, 2^252606299 is an apocalyptic number.

252606299 is a deficient number, since it is larger than the sum of its proper divisors (22964221).

252606299 is a wasteful number, since it uses less digits than its factorization.

252606299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22964220.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 252606299 is about 15893.5930173136. The cubic root of 252606299 is about 632.1421152327.

The spelling of 252606299 in words is "two hundred fifty-two million, six hundred six thousand, two hundred ninety-nine".