516288940 has 24 divisors (see below), whose sum is σ = 1102585680. Its totient is φ = 203014848.

The previous prime is 516288907. The next prime is 516288989. The reversal of 516288940 is 49882615.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 217587 + ... + 219946.

It is an arithmetic number, because the mean of its divisors is an integer number (45941070).

Almost surely, 2^516288940 is an apocalyptic number.

It is an amenable number.

516288940 is an abundant number, since it is smaller than the sum of its proper divisors (586296740).

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

516288940 is a wasteful number, since it uses less digits than its factorization.

516288940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437601 (or 437599 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 516288940 is about 22721.9924302426. The cubic root of 516288940 is about 802.2276143274.

The spelling of 516288940 in words is "five hundred sixteen million, two hundred eighty-eight thousand, nine hundred forty".