252523306 has 16 divisors (see below), whose sum is σ = 433262016. Its totient is φ = 108133056.

The previous prime is 252523289. The next prime is 252523343. The reversal of 252523306 is 603325252.

252523306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 11205 + ... + 25111.

It is an arithmetic number, because the mean of its divisors is an integer number (27078876).

Almost surely, 2^252523306 is an apocalyptic number.

252523306 is a deficient number, since it is larger than the sum of its proper divisors (180738710).

252523306 is a wasteful number, since it uses less digits than its factorization.

252523306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15213.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 252523306 is about 15890.9819079879. The cubic root of 252523306 is about 632.0728782192.

Adding to 252523306 its reverse (603325252), we get a palindrome (855848558).

The spelling of 252523306 in words is "two hundred fifty-two million, five hundred twenty-three thousand, three hundred six".