204104001 has 16 divisors (see below), whose sum is σ = 293765760. Its totient is φ = 125664000.

The previous prime is 204103997. The next prime is 204104011. The reversal of 204104001 is 100401402.

It is not a de Polignac number, because 204104001 - 2² = 204103997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204104011) 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, 49000 + ... + 53001.

It is an arithmetic number, because the mean of its divisors is an integer number (18360360).

Almost surely, 2^204104001 is an apocalyptic number.

It is an amenable number.

204104001 is a deficient number, since it is larger than the sum of its proper divisors (89661759).

204104001 is a wasteful number, since it uses less digits than its factorization.

204104001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102056.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 204104001 is about 14286.4971564061. The cubic root of 204104001 is about 588.7765521898.

Adding to 204104001 its reverse (100401402), we get a palindrome (304505403).

The spelling of 204104001 in words is "two hundred four million, one hundred four thousand, one".