204743601 has 24 divisors (see below), whose sum is σ = 313092000. Its totient is φ = 128570112.

The previous prime is 204743587. The next prime is 204743621. The reversal of 204743601 is 106347402.

It is not a de Polignac number, because 204743601 - 2⁵ = 204743569 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (204743621) 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, 27265 + ... + 33953.

It is an arithmetic number, because the mean of its divisors is an integer number (13045500).

Almost surely, 2^204743601 is an apocalyptic number.

It is an amenable number.

204743601 is a deficient number, since it is larger than the sum of its proper divisors (108348399).

204743601 is a wasteful number, since it uses less digits than its factorization.

204743601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6893 (or 6890 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 204743601 is about 14308.8644203515. The cubic root of 204743601 is about 589.3909265616.

The spelling of 204743601 in words is "two hundred four million, seven hundred forty-three thousand, six hundred one".