516222260 has 24 divisors (see below), whose sum is σ = 1101840936. Its totient is φ = 203103360.

The previous prime is 516222251. The next prime is 516222269. The reversal of 516222260 is 62222615.

It is an interprime number because it is at equal distance from previous prime (516222251) and next prime (516222269).

It can be written as a sum of positive squares in 4 ways, for example, as 4648336 + 511573924 = 2156^2 + 22618^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516222269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210347 + ... + 212786.

It is an arithmetic number, because the mean of its divisors is an integer number (45910039).

Almost surely, 2^516222260 is an apocalyptic number.

It is an amenable number.

516222260 is an abundant number, since it is smaller than the sum of its proper divisors (585618676).

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

516222260 is a wasteful number, since it uses less digits than its factorization.

516222260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423203 (or 423201 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 516222260 is about 22720.5250819606. The cubic root of 516222260 is about 802.1930762769.

Adding to 516222260 its reverse (62222615), we get a palindrome (578444875).

The spelling of 516222260 in words is "five hundred sixteen million, two hundred twenty-two thousand, two hundred sixty".