6778294 has 4 divisors (see below), whose sum is σ = 10167444. Its totient is φ = 3389146.

The previous prime is 6778283. The next prime is 6778297. The reversal of 6778294 is 4928776.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6778294.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6778297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1694572 + ... + 1694575.

It is an arithmetic number, because the mean of its divisors is an integer number (2541861).

Almost surely, 2^6778294 is an apocalyptic number.

6778294 is a deficient number, since it is larger than the sum of its proper divisors (3389150).

6778294 is a wasteful number, since it uses less digits than its factorization.

6778294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3389149.

The product of its digits is 169344, while the sum is 43.

The square root of 6778294 is about 2603.5156999719. The cubic root of 6778294 is about 189.2518501727.

It can be divided in two parts, 67782 and 94, that added together give a palindrome (67876).

The spelling of 6778294 in words is "six million, seven hundred seventy-eight thousand, two hundred ninety-four".