220755264 has 56 divisors (see below), whose sum is σ = 586118208. Its totient is φ = 73328640.

The previous prime is 220755263. The next prime is 220755299. The reversal of 220755264 is 462557022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220755263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57864 + ... + 61560.

Almost surely, 2^220755264 is an apocalyptic number.

220755264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220755264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293059104).

220755264 is an abundant number, since it is smaller than the sum of its proper divisors (365362944).

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

220755264 is a wasteful number, since it uses less digits than its factorization.

220755264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023 (or 4013 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 220755264 is about 14857.8351047520. The cubic root of 220755264 is about 604.3711006900.

The spelling of 220755264 in words is "two hundred twenty million, seven hundred fifty-five thousand, two hundred sixty-four".