6782274 has 12 divisors (see below), whose sum is σ = 14694966. Its totient is φ = 2260752.

The previous prime is 6782257. The next prime is 6782287. The reversal of 6782274 is 4722876.

It can be written as a sum of positive squares in only one way, i.e., 3744225 + 3038049 = 1935^2 + 1743^2 .

It is a super-2 number, since 2×6782274² = 91998481222152, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188379 + ... + 188414.

Almost surely, 2^6782274 is an apocalyptic number.

6782274 is an abundant number, since it is smaller than the sum of its proper divisors (7912692).

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

6782274 is a wasteful number, since it uses less digits than its factorization.

6782274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376801 (or 376798 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 6782274 is about 2604.2799388699. The cubic root of 6782274 is about 189.2888838270.

It can be divided in two parts, 67822 and 74, that added together give a triangular number (67896 = T₃₆₈).

The spelling of 6782274 in words is "six million, seven hundred eighty-two thousand, two hundred seventy-four".