220695164 has 12 divisors (see below), whose sum is σ = 392763000. Its totient is φ = 108477168.

The previous prime is 220695131. The next prime is 220695187. The reversal of 220695164 is 461596022.

It is a happy number.

It is a congruent number.

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, 467339 + ... + 467810.

It is an arithmetic number, because the mean of its divisors is an integer number (32730250).

Almost surely, 2^220695164 is an apocalyptic number.

It is an amenable number.

220695164 is a deficient number, since it is larger than the sum of its proper divisors (172067836).

220695164 is a wasteful number, since it uses less digits than its factorization.

220695164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935212 (or 935210 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 220695164 is about 14855.8124651599. The cubic root of 220695164 is about 604.3162496010.

The spelling of 220695164 in words is "two hundred twenty million, six hundred ninety-five thousand, one hundred sixty-four".