252043516 has 48 divisors (see below), whose sum is σ = 473518080. Its totient is φ = 117178560.

The previous prime is 252043501. The next prime is 252043537. The reversal of 252043516 is 615340252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343486 + ... + 344218.

It is an arithmetic number, because the mean of its divisors is an integer number (9864960).

Almost surely, 2^252043516 is an apocalyptic number.

It is an amenable number.

252043516 is a deficient number, since it is larger than the sum of its proper divisors (221474564).

252043516 is a wasteful number, since it uses less digits than its factorization.

252043516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 872 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 252043516 is about 15875.8784323892. The cubic root of 252043516 is about 631.6723151736.

Adding to 252043516 its reverse (615340252), we get a palindrome (867383768).

The spelling of 252043516 in words is "two hundred fifty-two million, forty-three thousand, five hundred sixteen".