252404024 has 32 divisors (see below), whose sum is σ = 496091520. Its totient is φ = 120163296.

The previous prime is 252403979. The next prime is 252404051. The reversal of 252404024 is 420404252.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38747 + ... + 44789.

It is an arithmetic number, because the mean of its divisors is an integer number (15502860).

Almost surely, 2^252404024 is an apocalyptic number.

It is an amenable number.

252404024 is a deficient number, since it is larger than the sum of its proper divisors (243687496).

252404024 is a wasteful number, since it uses less digits than its factorization.

252404024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6299 (or 6295 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 252404024 is about 15887.2283296993. The cubic root of 252404024 is about 631.9733404874.

Adding to 252404024 its reverse (420404252), we get a palindrome (672808276).

The spelling of 252404024 in words is "two hundred fifty-two million, four hundred four thousand, twenty-four".