515361252 has 24 divisors (see below), whose sum is σ = 1374296896. Its totient is φ = 147246048.

The previous prime is 515361211. The next prime is 515361269. The reversal of 515361252 is 252163515.

It is a happy number.

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, 3067543 + ... + 3067710.

Almost surely, 2^515361252 is an apocalyptic number.

It is an amenable number.

515361252 is an abundant number, since it is smaller than the sum of its proper divisors (858935644).

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

515361252 is a wasteful number, since it uses less digits than its factorization.

515361252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6135267 (or 6135265 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 515361252 is about 22701.5693730632. The cubic root of 515361252 is about 801.7468350164.

The spelling of 515361252 in words is "five hundred fifteen million, three hundred sixty-one thousand, two hundred fifty-two".