856141 has 8 divisors (see below), whose sum is σ = 1005984. Its totient is φ = 718320.

The previous prime is 856139. The next prime is 856147. The reversal of 856141 is 141658.

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

It is a cyclic number.

It is not a de Polignac number, because 856141 - 2¹ = 856139 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

856141 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856147) 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, 2851 + ... + 3136.

It is an arithmetic number, because the mean of its divisors is an integer number (125748).

2⁸⁵⁶¹⁴¹ is an apocalyptic number.

It is an amenable number.

856141 is a deficient number, since it is larger than the sum of its proper divisors (149843).

856141 is a wasteful number, since it uses less digits than its factorization.

856141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6011.

The product of its digits is 960, while the sum is 25.

The square root of 856141 is about 925.2788768798. The cubic root of 856141 is about 94.9544010158.

Adding to 856141 its reverse (141658), we get a palindrome (997799).

It can be divided in two parts, 85 and 6141, that added together give a palindrome (6226).

The spelling of 856141 in words is "eight hundred fifty-six thousand, one hundred forty-one".