855726 has 16 divisors (see below), whose sum is σ = 1726464. Its totient is φ = 282744.

The previous prime is 855721. The next prime is 855727. The reversal of 855726 is 627558.

It is a happy 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 855726.

It is not an unprimeable number, because it can be changed into a prime (855721) 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 7 ways as a sum of consecutive naturals, for example, 201 + ... + 1323.

It is an arithmetic number, because the mean of its divisors is an integer number (107904).

2⁸⁵⁵⁷²⁶ is an apocalyptic number.

855726 is an abundant number, since it is smaller than the sum of its proper divisors (870738).

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

855726 is a wasteful number, since it uses less digits than its factorization.

855726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255.

The product of its digits is 16800, while the sum is 33.

The square root of 855726 is about 925.0545929836. The cubic root of 855726 is about 94.9390560180.

The spelling of 855726 in words is "eight hundred fifty-five thousand, seven hundred twenty-six".