904934 has 8 divisors (see below), whose sum is σ = 1364160. Its totient is φ = 450216.

The previous prime is 904933. The next prime is 904987. The reversal of 904934 is 439409.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 904897 and 904906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569 + ... + 1460.

It is an arithmetic number, because the mean of its divisors is an integer number (170520).

2⁹⁰⁴⁹³⁴ is an apocalyptic number.

904934 is a deficient number, since it is larger than the sum of its proper divisors (459226).

904934 is a wasteful number, since it uses less digits than its factorization.

904934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 904934 is about 951.2801900597. The cubic root of 904934 is about 96.7250512670.

The spelling of 904934 in words is "nine hundred four thousand, nine hundred thirty-four".