220157250 has 32 divisors (see below), whose sum is σ = 549514368. Its totient is φ = 58708400.

The previous prime is 220157221. The next prime is 220157263. The reversal of 220157250 is 52751022.

220157250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 220157250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146022 + ... + 147521.

It is an arithmetic number, because the mean of its divisors is an integer number (17172324).

Almost surely, 2^220157250 is an apocalyptic number.

220157250 is an abundant number, since it is smaller than the sum of its proper divisors (329357118).

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

220157250 is a wasteful number, since it uses less digits than its factorization.

220157250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293563 (or 293553 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 220157250 is about 14837.6969237143. The cubic root of 220157250 is about 603.8248710136.

The spelling of 220157250 in words is "two hundred twenty million, one hundred fifty-seven thousand, two hundred fifty".