252288235 has 4 divisors (see below), whose sum is σ = 302745888. Its totient is φ = 201830584.

The previous prime is 252288227. The next prime is 252288241. The reversal of 252288235 is 532882252.

It is a happy number.

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 252288235 - 2³ = 252288227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 252288194 and 252288203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25228819 + ... + 25228828.

It is an arithmetic number, because the mean of its divisors is an integer number (75686472).

Almost surely, 2^252288235 is an apocalyptic number.

252288235 is a deficient number, since it is larger than the sum of its proper divisors (50457653).

252288235 is an equidigital number, since it uses as much as digits as its factorization.

252288235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50457652.

The product of its digits is 76800, while the sum is 37.

The square root of 252288235 is about 15883.5838210399. The cubic root of 252288235 is about 631.8766875729.

The spelling of 252288235 in words is "two hundred fifty-two million, two hundred eighty-eight thousand, two hundred thirty-five".