6808402 has 4 divisors (see below), whose sum is σ = 10212606. Its totient is φ = 3404200.

The previous prime is 6808397. The next prime is 6808409. The reversal of 6808402 is 2048086.

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

It can be written as a sum of positive squares in only one way, i.e., 6806881 + 1521 = 2609^2 + 39^2 .

It is not an unprimeable number, because it can be changed into a prime (6808409) by changing a digit.

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 as a sum of consecutive naturals, namely, 1702099 + ... + 1702102.

Almost surely, 2^6808402 is an apocalyptic number.

6808402 is a deficient number, since it is larger than the sum of its proper divisors (3404204).

6808402 is a wasteful number, since it uses less digits than its factorization.

6808402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404203.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 6808402 is about 2609.2914747111. The cubic root of 6808402 is about 189.5316442213.

The spelling of 6808402 in words is "six million, eight hundred eight thousand, four hundred two".