204414017 has 4 divisors (see below), whose sum is σ = 206521476. Its totient is φ = 202306560.

The previous prime is 204413971. The next prime is 204414019. The reversal of 204414017 is 710414402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81558961 + 122855056 = 9031^2 + 11084^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204414017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204413983 and 204414001.

It is not an unprimeable number, because it can be changed into a prime (204414019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053584 + ... + 1053777.

It is an arithmetic number, because the mean of its divisors is an integer number (51630369).

Almost surely, 2^204414017 is an apocalyptic number.

It is an amenable number.

204414017 is a deficient number, since it is larger than the sum of its proper divisors (2107459).

204414017 is an equidigital number, since it uses as much as digits as its factorization.

204414017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107458.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 204414017 is about 14297.3430049083. The cubic root of 204414017 is about 589.0745012956.

Adding to 204414017 its reverse (710414402), we get a palindrome (914828419).

It can be divided in two parts, 2044 and 14017, that added together give a palindrome (16061).

The spelling of 204414017 in words is "two hundred four million, four hundred fourteen thousand, seventeen".