204261406 has 4 divisors (see below), whose sum is σ = 306392112. Its totient is φ = 102130702.

The previous prime is 204261397. The next prime is 204261433. The reversal of 204261406 is 604162402.

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

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, 51065350 + ... + 51065353.

It is an arithmetic number, because the mean of its divisors is an integer number (76598028).

Almost surely, 2^204261406 is an apocalyptic number.

204261406 is a deficient number, since it is larger than the sum of its proper divisors (102130706).

204261406 is a wasteful number, since it uses less digits than its factorization.

204261406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102130705.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 204261406 is about 14292.0049678133. The cubic root of 204261406 is about 588.9278681185.

The spelling of 204261406 in words is "two hundred four million, two hundred sixty-one thousand, four hundred six".