220612264 has 16 divisors (see below), whose sum is σ = 437980500. Its totient is φ = 103817472.

The previous prime is 220612229. The next prime is 220612283. The reversal of 220612264 is 462216022.

It can be written as a sum of positive squares in 2 ways, for example, as 208571364 + 12040900 = 14442^2 + 3470^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810939 + ... + 811210.

Almost surely, 2^220612264 is an apocalyptic number.

It is an amenable number.

220612264 is a deficient number, since it is larger than the sum of its proper divisors (217368236).

220612264 is a wasteful number, since it uses less digits than its factorization.

220612264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622172 (or 1622168 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 220612264 is about 14853.0220494013. The cubic root of 220612264 is about 604.2405734357.

Adding to 220612264 its reverse (462216022), we get a palindrome (682828286).

The spelling of 220612264 in words is "two hundred twenty million, six hundred twelve thousand, two hundred sixty-four".