516576228 has 72 divisors (see below), whose sum is σ = 1463136192. Its totient is φ = 141172416.

The previous prime is 516576227. The next prime is 516576233. The reversal of 516576228 is 822675615.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 516576228.

It is not an unprimeable number, because it can be changed into a prime (516576227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5575 + ... + 32622.

It is an arithmetic number, because the mean of its divisors is an integer number (20321336).

Almost surely, 2^516576228 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 516576228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (731568096).

516576228 is an abundant number, since it is smaller than the sum of its proper divisors (946559964).

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

516576228 is a wasteful number, since it uses less digits than its factorization.

516576228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38241 (or 38232 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 516576228 is about 22728.3133558124. The cubic root of 516576228 is about 802.3763860803.

The spelling of 516576228 in words is "five hundred sixteen million, five hundred seventy-six thousand, two hundred twenty-eight".