516982019 has 8 divisors (see below), whose sum is σ = 562187808. Its totient is φ = 473420160.

The previous prime is 516981961. The next prime is 516982021. The reversal of 516982019 is 910289615.

It is a happy number.

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 516982019 - 2⁸ = 516981763 is a prime.

It is a super-2 number, since 2×516982019² = 534540815938632722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516982049) 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, 410327 + ... + 411584.

It is an arithmetic number, because the mean of its divisors is an integer number (70273476).

Almost surely, 2^516982019 is an apocalyptic number.

516982019 is a deficient number, since it is larger than the sum of its proper divisors (45205789).

516982019 is a wasteful number, since it uses less digits than its factorization.

516982019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821965.

The product of its (nonzero) digits is 38880, while the sum is 41.

The square root of 516982019 is about 22737.2385966282. The cubic root of 516982019 is about 802.5864305224.

The spelling of 516982019 in words is "five hundred sixteen million, nine hundred eighty-two thousand, nineteen".