516419874 has 40 divisors (see below), whose sum is σ = 1207483200. Its totient is φ = 164654424.

The previous prime is 516419843. The next prime is 516419881. The reversal of 516419874 is 478914615.

516419874 is a `hidden beast` number, since 516 + 41 + 98 + 7 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65574 + ... + 73025.

It is an arithmetic number, because the mean of its divisors is an integer number (30187080).

Almost surely, 2^516419874 is an apocalyptic number.

516419874 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

516419874 is an abundant number, since it is smaller than the sum of its proper divisors (691063326).

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

516419874 is a wasteful number, since it uses less digits than its factorization.

516419874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138636 (or 138627 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 516419874 is about 22724.8734649943. The cubic root of 516419874 is about 802.2954251881.

The spelling of 516419874 in words is "five hundred sixteen million, four hundred nineteen thousand, eight hundred seventy-four".