204952170 has 32 divisors (see below), whose sum is σ = 520820928. Its totient is φ = 51438848.

The previous prime is 204952141. The next prime is 204952177. The reversal of 204952170 is 71259402.

204952170 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (204952177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200424 + ... + 201443.

It is an arithmetic number, because the mean of its divisors is an integer number (16275654).

Almost surely, 2^204952170 is an apocalyptic number.

204952170 is an abundant number, since it is smaller than the sum of its proper divisors (315868758).

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

204952170 is a wasteful number, since it uses less digits than its factorization.

204952170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401894.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 204952170 is about 14316.1506697855. The cubic root of 204952170 is about 589.5909929818.

The spelling of 204952170 in words is "two hundred four million, nine hundred fifty-two thousand, one hundred seventy".