520022416 has 15 divisors (see below), whose sum is σ = 1007720193. Its totient is φ = 259965600.

The previous prime is 520022413. The next prime is 520022417. The reversal of 520022416 is 614220025.

The square root of 520022416 is 22804.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 441168016 + 78854400 = 21004^2 + 8880^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520022413) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 88366 + ... + 94066.

Almost surely, 2^520022416 is an apocalyptic number.

520022416 is the 22804-th square number.

It is an amenable number.

520022416 is a deficient number, since it is larger than the sum of its proper divisors (487697777).

520022416 is an frugal number, since it uses more digits than its factorization.

520022416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11410 (or 5703 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The cubic root of 520022416 is about 804.1567064990.

The spelling of 520022416 in words is "five hundred twenty million, twenty-two thousand, four hundred sixteen".