252405112 has 16 divisors (see below), whose sum is σ = 474786000. Its totient is φ = 125795520.

The previous prime is 252405091. The next prime is 252405199. The reversal of 252405112 is 211504252.

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, 48237 + ... + 53212.

It is an arithmetic number, because the mean of its divisors is an integer number (29674125).

Almost surely, 2^252405112 is an apocalyptic number.

It is an amenable number.

252405112 is a deficient number, since it is larger than the sum of its proper divisors (222380888).

252405112 is a wasteful number, since it uses less digits than its factorization.

252405112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101766 (or 101762 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 252405112 is about 15887.2625710032. The cubic root of 252405112 is about 631.9742485368.

Adding to 252405112 its reverse (211504252), we get a palindrome (463909364).

The spelling of 252405112 in words is "two hundred fifty-two million, four hundred five thousand, one hundred twelve".