6797864 has 8 divisors (see below), whose sum is σ = 12746010. Its totient is φ = 3398928.

The previous prime is 6797863. The next prime is 6797873. The reversal of 6797864 is 4687976.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5712100 + 1085764 = 2390^2 + 1042^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (6797863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424859 + ... + 424874.

Almost surely, 2^6797864 is an apocalyptic number.

It is an amenable number.

6797864 is a deficient number, since it is larger than the sum of its proper divisors (5948146).

6797864 is a wasteful number, since it uses less digits than its factorization.

6797864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849739 (or 849735 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 6797864 is about 2607.2713706095. The cubic root of 6797864 is about 189.4338084485.

The spelling of 6797864 in words is "six million, seven hundred ninety-seven thousand, eight hundred sixty-four".