220165250 has 16 divisors (see below), whose sum is σ = 412149816. Its totient is φ = 88066000.

The previous prime is 220165247. The next prime is 220165259. The reversal of 220165250 is 52561022.

220165250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 104796169 + 115369081 = 10237^2 + 10741^2 .

It is not an unprimeable number, because it can be changed into a prime (220165259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440081 + ... + 440580.

Almost surely, 2^220165250 is an apocalyptic number.

220165250 is a deficient number, since it is larger than the sum of its proper divisors (191984566).

220165250 is an equidigital number, since it uses as much as digits as its factorization.

220165250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880678 (or 880668 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 220165250 is about 14837.9665048820. The cubic root of 220165250 is about 603.8321847866.

The spelling of 220165250 in words is "two hundred twenty million, one hundred sixty-five thousand, two hundred fifty".