220910190 has 16 divisors (see below), whose sum is σ = 530184528. Its totient is φ = 58909376.

The previous prime is 220910153. The next prime is 220910213. The reversal of 220910190 is 91019022.

It is a super-2 number, since 2×220910190² = 97602624091672200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220910190.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3681807 + ... + 3681866.

It is an arithmetic number, because the mean of its divisors is an integer number (33136533).

Almost surely, 2^220910190 is an apocalyptic number.

220910190 is an abundant number, since it is smaller than the sum of its proper divisors (309274338).

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

220910190 is a wasteful number, since it uses less digits than its factorization.

220910190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7363683.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 220910190 is about 14863.0478031930. The cubic root of 220910190 is about 604.5124501346.

The spelling of 220910190 in words is "two hundred twenty million, nine hundred ten thousand, one hundred ninety".