52512250 has 64 divisors (see below), whose sum is σ = 115524864. Its totient is φ = 17496000.

The previous prime is 52512227. The next prime is 52512329. The reversal of 52512250 is 5221525.

52512250 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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64345 + ... + 65155.

It is an arithmetic number, because the mean of its divisors is an integer number (1805076).

Almost surely, 2^52512250 is an apocalyptic number.

52512250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52512250 is an abundant number, since it is smaller than the sum of its proper divisors (63012614).

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

52512250 is a wasteful number, since it uses less digits than its factorization.

52512250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872 (or 862 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 52512250 is about 7246.5336540997. The cubic root of 52512250 is about 374.4727404887.

Adding to 52512250 its reverse (5221525), we get a palindrome (57733775).

The spelling of 52512250 in words is "fifty-two million, five hundred twelve thousand, two hundred fifty".