6391802 has 16 divisors (see below), whose sum is σ = 9801000. Its totient is φ = 3125760.

The previous prime is 6391799. The next prime is 6391817. The reversal of 6391802 is 2081936.

It can be written as a sum of positive squares in 4 ways, for example, as 4084441 + 2307361 = 2021^2 + 1519^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 26402 + ... + 26642.

Almost surely, 2^6391802 is an apocalyptic number.

6391802 is a deficient number, since it is larger than the sum of its proper divisors (3409198).

6391802 is a wasteful number, since it uses less digits than its factorization.

6391802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 6391802 is about 2528.2013369192. The cubic root of 6391802 is about 185.5842450026.

The spelling of 6391802 in words is "six million, three hundred ninety-one thousand, eight hundred two".