516942319 has 8 divisors (see below), whose sum is σ = 547470720. Its totient is φ = 487085016.

The previous prime is 516942311. The next prime is 516942353. The reversal of 516942319 is 913249615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 516942319 - 2³ = 516942311 is a prime.

It is a super-2 number, since 2×516942319² = 534458722346195522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516942311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166189 + ... + 169270.

It is an arithmetic number, because the mean of its divisors is an integer number (68433840).

Almost surely, 2^516942319 is an apocalyptic number.

516942319 is a deficient number, since it is larger than the sum of its proper divisors (30528401).

516942319 is a wasteful number, since it uses less digits than its factorization.

516942319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335549.

The product of its digits is 58320, while the sum is 40.

The square root of 516942319 is about 22736.3655626839. The cubic root of 516942319 is about 802.5658859671.

The spelling of 516942319 in words is "five hundred sixteen million, nine hundred forty-two thousand, three hundred nineteen".