856041 has 8 divisors (see below), whose sum is σ = 1145760. Its totient is φ = 568512.

The previous prime is 856021. The next prime is 856043. The reversal of 856041 is 140658.

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

It is not a de Polignac number, because 856041 - 2¹⁹ = 331753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (856043) 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, 970 + ... + 1628.

It is an arithmetic number, because the mean of its divisors is an integer number (143220).

2⁸⁵⁶⁰⁴¹ is an apocalyptic number.

It is an amenable number.

856041 is a deficient number, since it is larger than the sum of its proper divisors (289719).

856041 is a wasteful number, since it uses less digits than its factorization.

856041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 856041 is about 925.2248375395. The cubic root of 856041 is about 94.9507038796.

Adding to 856041 its reverse (140658), we get a palindrome (996699).

The spelling of 856041 in words is "eight hundred fifty-six thousand, forty-one".