252442134 has 24 divisors (see below), whose sum is σ = 625095120. Its totient is φ = 72126288.

The previous prime is 252442111. The next prime is 252442159. The reversal of 252442134 is 431244252.

252442134 is a `hidden beast` number, since 2 + 524 + 4 + 2 + 134 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 252442098 and 252442107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1001629 + ... + 1001880.

It is an arithmetic number, because the mean of its divisors is an integer number (26045630).

Almost surely, 2^252442134 is an apocalyptic number.

252442134 is an abundant number, since it is smaller than the sum of its proper divisors (372652986).

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

252442134 is a wasteful number, since it uses less digits than its factorization.

252442134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003524 (or 2003521 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 252442134 is about 15888.4276755128. The cubic root of 252442134 is about 632.0051457013.

Adding to 252442134 its reverse (431244252), we get a palindrome (683686386).

The spelling of 252442134 in words is "two hundred fifty-two million, four hundred forty-two thousand, one hundred thirty-four".