6856274 has 4 divisors (see below), whose sum is σ = 10284414. Its totient is φ = 3428136.

The previous prime is 6856273. The next prime is 6856279. The reversal of 6856274 is 4726586.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4726586 = 2 ⋅2363293.

It can be written as a sum of positive squares in only one way, i.e., 3591025 + 3265249 = 1895^2 + 1807^2 .

It is not an unprimeable number, because it can be changed into a prime (6856271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1714067 + ... + 1714070.

Almost surely, 2^6856274 is an apocalyptic number.

6856274 is a deficient number, since it is larger than the sum of its proper divisors (3428140).

6856274 is a wasteful number, since it uses less digits than its factorization.

6856274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428139.

The product of its digits is 80640, while the sum is 38.

The square root of 6856274 is about 2618.4487774253. The cubic root of 6856274 is about 189.9748258429.

The spelling of 6856274 in words is "six million, eight hundred fifty-six thousand, two hundred seventy-four".