220860264 has 32 divisors (see below), whose sum is σ = 558360000. Its totient is φ = 72792192.

The previous prime is 220860257. The next prime is 220860271. The reversal of 220860264 is 462068022.

It is an interprime number because it is at equal distance from previous prime (220860257) and next prime (220860271).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49564 + ... + 53835.

It is an arithmetic number, because the mean of its divisors is an integer number (17448750).

Almost surely, 2^220860264 is an apocalyptic number.

220860264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220860264 is an abundant number, since it is smaller than the sum of its proper divisors (337499736).

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

220860264 is a wasteful number, since it uses less digits than its factorization.

220860264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103497 (or 103493 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 220860264 is about 14861.3681738930. The cubic root of 220860264 is about 604.4669064946.

The spelling of 220860264 in words is "two hundred twenty million, eight hundred sixty thousand, two hundred sixty-four".