252524404 has 12 divisors (see below), whose sum is σ = 482092128. Its totient is φ = 114783800.

The previous prime is 252524399. The next prime is 252524449. The reversal of 252524404 is 404425252.

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, 2869552 + ... + 2869639.

It is an arithmetic number, because the mean of its divisors is an integer number (40174344).

Almost surely, 2^252524404 is an apocalyptic number.

It is an amenable number.

252524404 is a deficient number, since it is larger than the sum of its proper divisors (229567724).

252524404 is a wasteful number, since it uses less digits than its factorization.

252524404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5739206 (or 5739204 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 252524404 is about 15891.0164558470. The cubic root of 252524404 is about 632.0737943261.

Adding to 252524404 its reverse (404425252), we get a palindrome (656949656).

The spelling of 252524404 in words is "two hundred fifty-two million, five hundred twenty-four thousand, four hundred four".