904485 has 16 divisors (see below), whose sum is σ = 1532736. Its totient is φ = 453888.

The previous prime is 904483. The next prime is 904489. The reversal of 904485 is 584409.

It is not a de Polignac number, because 904485 - 2¹ = 904483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904483) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1519 + ... + 2028.

It is an arithmetic number, because the mean of its divisors is an integer number (95796).

2⁹⁰⁴⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

904485 is a deficient number, since it is larger than the sum of its proper divisors (628251).

904485 is a wasteful number, since it uses less digits than its factorization.

904485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 904485 is about 951.0441630124. The cubic root of 904485 is about 96.7090513036.

The spelling of 904485 in words is "nine hundred four thousand, four hundred eighty-five".