204436023 has 8 divisors (see below), whose sum is σ = 297361536. Its totient is φ = 123900600.

The previous prime is 204436021. The next prime is 204436027. The reversal of 204436023 is 320634402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204436023 - 2¹ = 204436021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204435984 and 204436002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204436021) 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, 3097483 + ... + 3097548.

It is an arithmetic number, because the mean of its divisors is an integer number (37170192).

Almost surely, 2^204436023 is an apocalyptic number.

204436023 is a deficient number, since it is larger than the sum of its proper divisors (92925513).

204436023 is a wasteful number, since it uses less digits than its factorization.

204436023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6195045.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 204436023 is about 14298.1125677482. The cubic root of 204436023 is about 589.0956392921.

The spelling of 204436023 in words is "two hundred four million, four hundred thirty-six thousand, twenty-three".