515324216 has 16 divisors (see below), whose sum is σ = 1054072440. Its totient is φ = 234238240.

The previous prime is 515324207. The next prime is 515324219. The reversal of 515324216 is 612423515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515324219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927891 + ... + 2928066.

Almost surely, 2^515324216 is an apocalyptic number.

It is an amenable number.

515324216 is an abundant number, since it is smaller than the sum of its proper divisors (538748224).

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

515324216 is a wasteful number, since it uses less digits than its factorization.

515324216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855974 (or 5855970 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 515324216 is about 22700.7536438771. The cubic root of 515324216 is about 801.7276289372.

The spelling of 515324216 in words is "five hundred fifteen million, three hundred twenty-four thousand, two hundred sixteen".