200823609 has 24 divisors (see below), whose sum is σ = 315442560. Its totient is φ = 113297184.

The previous prime is 200823599. The next prime is 200823629. The reversal of 200823609 is 906328002.

It is not a de Polignac number, because 200823609 - 2⁴ = 200823593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200823629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2967 + ... + 20259.

It is an arithmetic number, because the mean of its divisors is an integer number (13143440).

Almost surely, 2^200823609 is an apocalyptic number.

It is an amenable number.

200823609 is a deficient number, since it is larger than the sum of its proper divisors (114618951).

200823609 is a wasteful number, since it uses less digits than its factorization.

200823609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17389 (or 17382 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 200823609 is about 14171.2246824331. The cubic root of 200823609 is about 585.6051973461.

The spelling of 200823609 in words is "two hundred million, eight hundred twenty-three thousand, six hundred nine".