516142224 has 180 divisors, whose sum is σ = 1585898496. Its totient is φ = 156619008.

The previous prime is 516142183. The next prime is 516142247. The reversal of 516142224 is 422241615.

516142224 is a `hidden beast` number, since 5 + 1 + 614 + 22 + 24 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3090589 + ... + 3090755.

Almost surely, 2^516142224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 516142224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792949248).

516142224 is an abundant number, since it is smaller than the sum of its proper divisors (1069756272).

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

516142224 is a wasteful number, since it uses less digits than its factorization.

516142224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 312 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 516142224 is about 22718.7636987579. The cubic root of 516142224 is about 802.1516163294.

Adding to 516142224 its reverse (422241615), we get a palindrome (938383839).

The spelling of 516142224 in words is "five hundred sixteen million, one hundred forty-two thousand, two hundred twenty-four".