506390222 has 16 divisors (see below), whose sum is σ = 818439552. Its totient is φ = 233597280.

The previous prime is 506390201. The next prime is 506390243. The reversal of 506390222 is 222093605.

It is an interprime number because it is at equal distance from previous prime (506390201) and next prime (506390243).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63608 + ... + 71124.

It is an arithmetic number, because the mean of its divisors is an integer number (51152472).

Almost surely, 2^506390222 is an apocalyptic number.

506390222 is a deficient number, since it is larger than the sum of its proper divisors (312049330).

506390222 is a wasteful number, since it uses less digits than its factorization.

506390222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10123.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 506390222 is about 22503.1158287025. The cubic root of 506390222 is about 797.0675043460.

The spelling of 506390222 in words is "five hundred six million, three hundred ninety thousand, two hundred twenty-two".