873404 has 12 divisors (see below), whose sum is σ = 1746864. Its totient is φ = 374304.

The previous prime is 873403. The next prime is 873407. The reversal of 873404 is 404378.

873404 is an admirable number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 873404.

It is not an unprimeable number, because it can be changed into a prime (873403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15569 + ... + 15624.

It is an arithmetic number, because the mean of its divisors is an integer number (145572).

2⁸⁷³⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

873404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873404 is a wasteful number, since it uses less digits than its factorization.

873404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31204 (or 31202 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 873404 is about 934.5608594415. The cubic root of 873404 is about 95.5883706377.

Subtracting from 873404 its sum of digits (26), we obtain a palindrome (873378).

The spelling of 873404 in words is "eight hundred seventy-three thousand, four hundred four".