856614 has 16 divisors (see below), whose sum is σ = 1869120. Its totient is φ = 259560.

The previous prime is 856571. The next prime is 856627. The reversal of 856614 is 416658.

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 856614.

It is an unprimeable number.

856614 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, 6424 + ... + 6555.

It is an arithmetic number, because the mean of its divisors is an integer number (116820).

2⁸⁵⁶⁶¹⁴ is an apocalyptic number.

856614 is an abundant number, since it is smaller than the sum of its proper divisors (1012506).

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

856614 is a wasteful number, since it uses less digits than its factorization.

856614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12995.

The product of its digits is 5760, while the sum is 30.

The square root of 856614 is about 925.5344402020. The cubic root of 856614 is about 94.9718845701.

The spelling of 856614 in words is "eight hundred fifty-six thousand, six hundred fourteen".