804126 has 16 divisors (see below), whose sum is σ = 1678464. Its totient is φ = 256344.

The previous prime is 804119. The next prime is 804127. The reversal of 804126 is 621408.

It is an Ulam number.

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 804126.

It is not an unprimeable number, because it can be changed into a prime (804127) by changing a digit.

804126 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2776 + ... + 3051.

It is an arithmetic number, because the mean of its divisors is an integer number (104904).

2⁸⁰⁴¹²⁶ is an apocalyptic number.

804126 is an abundant number, since it is smaller than the sum of its proper divisors (874338).

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

804126 is a wasteful number, since it uses less digits than its factorization.

804126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 804126 is about 896.7307288144. The cubic root of 804126 is about 92.9910963843.

The spelling of 804126 in words is "eight hundred four thousand, one hundred twenty-six".