252432342 has 16 divisors (see below), whose sum is σ = 560960880. Its totient is φ = 84144096.

The previous prime is 252432319. The next prime is 252432353. The reversal of 252432342 is 243234252.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 2337283 + ... + 2337390.

It is an arithmetic number, because the mean of its divisors is an integer number (35060055).

Almost surely, 2^252432342 is an apocalyptic number.

252432342 is an abundant number, since it is smaller than the sum of its proper divisors (308528538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252432342 is a wasteful number, since it uses less digits than its factorization.

252432342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4674684 (or 4674678 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 252432342 is about 15888.1195237196. The cubic root of 252432342 is about 631.9969739614.

Adding to 252432342 its reverse (243234252), we get a palindrome (495666594).

The spelling of 252432342 in words is "two hundred fifty-two million, four hundred thirty-two thousand, three hundred forty-two".