220235090 has 8 divisors (see below), whose sum is σ = 396423180. Its totient is φ = 88094032.

The previous prime is 220235089. The next prime is 220235101. The reversal of 220235090 is 90532022.

It can be written as a sum of positive squares in 2 ways, for example, as 219662041 + 573049 = 14821^2 + 757^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 11011745 + ... + 11011764.

Almost surely, 2^220235090 is an apocalyptic number.

220235090 is a deficient number, since it is larger than the sum of its proper divisors (176188090).

220235090 is a wasteful number, since it uses less digits than its factorization.

220235090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22023516.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 220235090 is about 14840.3197404908. The cubic root of 220235090 is about 603.8960265015.

The spelling of 220235090 in words is "two hundred twenty million, two hundred thirty-five thousand, ninety".