516534040 has 32 divisors (see below), whose sum is σ = 1267857360. Its totient is φ = 187830400.

The previous prime is 516533989. The next prime is 516534127. The reversal of 516534040 is 40435615.

It is a congruent 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, 586531 + ... + 587410.

Almost surely, 2^516534040 is an apocalyptic number.

It is an amenable number.

516534040 is an abundant number, since it is smaller than the sum of its proper divisors (751323320).

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

516534040 is a wasteful number, since it uses less digits than its factorization.

516534040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173963 (or 1173959 counting only the distinct ones).

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

The square root of 516534040 is about 22727.3852433578. The cubic root of 516534040 is about 802.3545425299.

Adding to 516534040 its reverse (40435615), we get a palindrome (556969655).

The spelling of 516534040 in words is "five hundred sixteen million, five hundred thirty-four thousand, forty".