204700089 has 16 divisors (see below), whose sum is σ = 301095360. Its totient is φ = 122664960.

The previous prime is 204700073. The next prime is 204700141. The reversal of 204700089 is 980007402.

It is not a de Polignac number, because 204700089 - 2⁴ = 204700073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204700039) 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, 31912 + ... + 37785.

It is an arithmetic number, because the mean of its divisors is an integer number (18818460).

Almost surely, 2^204700089 is an apocalyptic number.

It is an amenable number.

204700089 is a deficient number, since it is larger than the sum of its proper divisors (96395271).

204700089 is a wasteful number, since it uses less digits than its factorization.

204700089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69800.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 204700089 is about 14307.3438834747. The cubic root of 204700089 is about 589.3491712559.

The spelling of 204700089 in words is "two hundred four million, seven hundred thousand, eighty-nine".