204005414 has 4 divisors (see below), whose sum is σ = 306008124. Its totient is φ = 102002706.

The previous prime is 204005387. The next prime is 204005429. The reversal of 204005414 is 414500402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 414500402 = 2 ⋅207250201.

It is a super-2 number, since 2×204005414² = 83236417882622792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001352 + ... + 51001355.

It is an arithmetic number, because the mean of its divisors is an integer number (76502031).

Almost surely, 2^204005414 is an apocalyptic number.

204005414 is a deficient number, since it is larger than the sum of its proper divisors (102002710).

204005414 is a wasteful number, since it uses less digits than its factorization.

204005414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102002709.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 204005414 is about 14283.0463837376. The cubic root of 204005414 is about 588.6817393134.

Adding to 204005414 its reverse (414500402), we get a palindrome (618505816).

The spelling of 204005414 in words is "two hundred four million, five thousand, four hundred fourteen".