6778204 has 6 divisors (see below), whose sum is σ = 11861864. Its totient is φ = 3389100.

The previous prime is 6778201. The next prime is 6778207. The reversal of 6778204 is 4028776.

It is an interprime number because it is at equal distance from previous prime (6778201) and next prime (6778207).

It is a self number, because there is not a number n which added to its sum of digits gives 6778204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6778201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 847272 + ... + 847279.

Almost surely, 2^6778204 is an apocalyptic number.

It is an amenable number.

6778204 is a deficient number, since it is larger than the sum of its proper divisors (5083660).

6778204 is a wasteful number, since it uses less digits than its factorization.

6778204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694555 (or 1694553 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 6778204 is about 2603.4984155939. The cubic root of 6778204 is about 189.2510125607.

The spelling of 6778204 in words is "six million, seven hundred seventy-eight thousand, two hundred four".