904893201 has 20 divisors (see below), whose sum is σ = 1388292532. Its totient is φ = 586955808.

The previous prime is 904893169. The next prime is 904893203. The reversal of 904893201 is 102398409.

It can be written as a sum of positive squares in 2 ways, for example, as 562828176 + 342065025 = 23724^2 + 18495^2 .

It is not a de Polignac number, because 904893201 - 2⁵ = 904893169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (904893203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 147970 + ... + 153963.

Almost surely, 2^904893201 is an apocalyptic number.

It is an amenable number.

904893201 is a deficient number, since it is larger than the sum of its proper divisors (483399331).

904893201 is a wasteful number, since it uses less digits than its factorization.

904893201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301982 (or 301973 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 904893201 is about 30081.4428011690. The cubic root of 904893201 is about 967.2359762708.

The spelling of 904893201 in words is "nine hundred four million, eight hundred ninety-three thousand, two hundred one".