220342190 has 16 divisors (see below), whose sum is σ = 397302192. Its totient is φ = 87984384.

The previous prime is 220342123. The next prime is 220342201. The reversal of 220342190 is 91243022.

220342190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×220342190² = 97101361387992200, which contains 22 as substring.

It is a Curzon number.

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, 12899 + ... + 24638.

It is an arithmetic number, because the mean of its divisors is an integer number (24831387).

Almost surely, 2^220342190 is an apocalyptic number.

220342190 is a deficient number, since it is larger than the sum of its proper divisors (176960002).

220342190 is a wasteful number, since it uses less digits than its factorization.

220342190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38131.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 220342190 is about 14843.9277147256. The cubic root of 220342190 is about 603.9939018872.

The spelling of 220342190 in words is "two hundred twenty million, three hundred forty-two thousand, one hundred ninety".