856126 has 8 divisors (see below), whose sum is σ = 1303560. Its totient is φ = 421608.

The previous prime is 856117. The next prime is 856133. The reversal of 856126 is 621658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 856094 and 856103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3061 + ... + 3328.

It is an arithmetic number, because the mean of its divisors is an integer number (162945).

2⁸⁵⁶¹²⁶ is an apocalyptic number.

856126 is a deficient number, since it is larger than the sum of its proper divisors (447434).

856126 is a wasteful number, since it uses less digits than its factorization.

856126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6458.

The product of its digits is 2880, while the sum is 28.

The square root of 856126 is about 925.2707711800. The cubic root of 856126 is about 94.9538464637.

It can be divided in two parts, 85 and 6126, that multiplied together give a triangular number (520710 = T₁₀₂₀).

The spelling of 856126 in words is "eight hundred fifty-six thousand, one hundred twenty-six".