252334405 has 4 divisors (see below), whose sum is σ = 302801292. Its totient is φ = 201867520.

The previous prime is 252334373. The next prime is 252334429. The reversal of 252334405 is 504433252.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73256481 + 179077924 = 8559^2 + 13382^2 .

It is not a de Polignac number, because 252334405 - 2⁵ = 252334373 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 25233436 + ... + 25233445.

It is an arithmetic number, because the mean of its divisors is an integer number (75700323).

Almost surely, 2^252334405 is an apocalyptic number.

It is an amenable number.

252334405 is a deficient number, since it is larger than the sum of its proper divisors (50466887).

252334405 is an equidigital number, since it uses as much as digits as its factorization.

252334405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50466886.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 252334405 is about 15885.0371419144. The cubic root of 252334405 is about 631.9152307458.

Adding to 252334405 its reverse (504433252), we get a palindrome (756767657).

The spelling of 252334405 in words is "two hundred fifty-two million, three hundred thirty-four thousand, four hundred five".