6780304 has 10 divisors (see below), whose sum is σ = 13136870. Its totient is φ = 3390144.

The previous prime is 6780299. The next prime is 6780307. The reversal of 6780304 is 4030876.

It can be written as a sum of positive squares in only one way, i.e., 6656400 + 123904 = 2580^2 + 352^2 .

It is not an unprimeable number, because it can be changed into a prime (6780307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211869 + ... + 211900.

It is an arithmetic number, because the mean of its divisors is an integer number (1313687).

Almost surely, 2^6780304 is an apocalyptic number.

It is an amenable number.

6780304 is a deficient number, since it is larger than the sum of its proper divisors (6356566).

6780304 is a wasteful number, since it uses less digits than its factorization.

6780304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423777 (or 423771 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 6780304 is about 2603.9016878523. The cubic root of 6780304 is about 189.2705549100.

The spelling of 6780304 in words is "six million, seven hundred eighty thousand, three hundred four".