220963564 has 12 divisors (see below), whose sum is σ = 388421824. Its totient is φ = 109985904.

The previous prime is 220963549. The next prime is 220963609. The reversal of 220963564 is 465369022.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 122967 + ... + 124750.

Almost surely, 2^220963564 is an apocalyptic number.

It is an amenable number.

220963564 is a deficient number, since it is larger than the sum of its proper divisors (167458260).

220963564 is a wasteful number, since it uses less digits than its factorization.

220963564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247944 (or 247942 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 220963564 is about 14864.8432215076. The cubic root of 220963564 is about 604.5611315306.

The spelling of 220963564 in words is "two hundred twenty million, nine hundred sixty-three thousand, five hundred sixty-four".