520066222 has 32 divisors (see below), whose sum is σ = 890326080. Its totient is φ = 226087680.

The previous prime is 520066219. The next prime is 520066231. The reversal of 520066222 is 222660025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22503 + ... + 39325.

It is an arithmetic number, because the mean of its divisors is an integer number (27822690).

Almost surely, 2^520066222 is an apocalyptic number.

520066222 is a deficient number, since it is larger than the sum of its proper divisors (370259858).

520066222 is a wasteful number, since it uses less digits than its factorization.

520066222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16908.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 520066222 is about 22804.9604691611. The cubic root of 520066222 is about 804.1792862305.

The spelling of 520066222 in words is "five hundred twenty million, sixty-six thousand, two hundred twenty-two".