904870 has 16 divisors (see below), whose sum is σ = 1669248. Its totient is φ = 352960.

The previous prime is 904867. The next prime is 904873. The reversal of 904870 is 78409.

It is an interprime number because it is at equal distance from previous prime (904867) and next prime (904873).

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694 + ... + 1513.

It is an arithmetic number, because the mean of its divisors is an integer number (104328).

2⁹⁰⁴⁸⁷⁰ is an apocalyptic number.

904870 is a deficient number, since it is larger than the sum of its proper divisors (764378).

904870 is a wasteful number, since it uses less digits than its factorization.

904870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 904870 is about 951.2465505851. The cubic root of 904870 is about 96.7227709721.

The spelling of 904870 in words is "nine hundred four thousand, eight hundred seventy".