516244572 has 72 divisors (see below), whose sum is σ = 1363143600. Its totient is φ = 164567808.

The previous prime is 516244567. The next prime is 516244657. The reversal of 516244572 is 275442615.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75304 + ... + 81872.

It is an arithmetic number, because the mean of its divisors is an integer number (18932550).

Almost surely, 2^516244572 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 516244572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681571800).

516244572 is an abundant number, since it is smaller than the sum of its proper divisors (846899028).

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

516244572 is a wasteful number, since it uses less digits than its factorization.

516244572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675 (or 6670 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 516244572 is about 22721.0160864342. The cubic root of 516244572 is about 802.2046334913.

The spelling of 516244572 in words is "five hundred sixteen million, two hundred forty-four thousand, five hundred seventy-two".