204204097 has 8 divisors (see below), whose sum is σ = 213303744. Its totient is φ = 195122928.

The previous prime is 204204089. The next prime is 204204101. The reversal of 204204097 is 790402402.

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

It is a cyclic number.

It is not a de Polignac number, because 204204097 - 2³ = 204204089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204204997) 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, 21078 + ... + 29200.

It is an arithmetic number, because the mean of its divisors is an integer number (26662968).

Almost surely, 2^204204097 is an apocalyptic number.

It is an amenable number.

204204097 is a deficient number, since it is larger than the sum of its proper divisors (9099647).

204204097 is a wasteful number, since it uses less digits than its factorization.

204204097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 204204097 is about 14289.9998950315. Note that the first 3 decimals coincide. The cubic root of 204204097 is about 588.8727850678.

Adding to 204204097 its reverse (790402402), we get a palindrome (994606499).

The spelling of 204204097 in words is "two hundred four million, two hundred four thousand, ninety-seven".