252422455 has 4 divisors (see below), whose sum is σ = 302906952. Its totient is φ = 201937960.

The previous prime is 252422441. The next prime is 252422497. The reversal of 252422455 is 554224252.

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

It is not a de Polignac number, because 252422455 - 2¹³ = 252414263 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, 25242241 + ... + 25242250.

It is an arithmetic number, because the mean of its divisors is an integer number (75726738).

Almost surely, 2^252422455 is an apocalyptic number.

252422455 is a deficient number, since it is larger than the sum of its proper divisors (50484497).

252422455 is an equidigital number, since it uses as much as digits as its factorization.

252422455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50484496.

The product of its digits is 32000, while the sum is 31.

The square root of 252422455 is about 15887.8083762362. The cubic root of 252422455 is about 631.9887227265.

The spelling of 252422455 in words is "two hundred fifty-two million, four hundred twenty-two thousand, four hundred fifty-five".