904838 has 12 divisors (see below), whose sum is σ = 1492260. Its totient is φ = 411180.

The previous prime is 904823. The next prime is 904847. The reversal of 904838 is 838409.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1628 + ... + 2111.

It is an arithmetic number, because the mean of its divisors is an integer number (124355).

2⁹⁰⁴⁸³⁸ is an apocalyptic number.

904838 is a deficient number, since it is larger than the sum of its proper divisors (587422).

904838 is a wasteful number, since it uses less digits than its factorization.

904838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763 (or 3752 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 904838 is about 951.2297304017. The cubic root of 904838 is about 96.7216307843.

The spelling of 904838 in words is "nine hundred four thousand, eight hundred thirty-eight".