6856774 has 12 divisors (see below), whose sum is σ = 10439604. Its totient is φ = 3377372.

The previous prime is 6856771. The next prime is 6856781. The reversal of 6856774 is 4776586.

Its product of digits (282240) is a multiple of the sum of its prime divisors (288).

It is a self number, because there is not a number n which added to its sum of digits gives 6856774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6856771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38217 + ... + 38395.

It is an arithmetic number, because the mean of its divisors is an integer number (869967).

Almost surely, 2^6856774 is an apocalyptic number.

6856774 is a deficient number, since it is larger than the sum of its proper divisors (3582830).

6856774 is a wasteful number, since it uses less digits than its factorization.

6856774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 288 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 6856774 is about 2618.5442520607. The cubic root of 6856774 is about 189.9794437595.

The spelling of 6856774 in words is "six million, eight hundred fifty-six thousand, seven hundred seventy-four".