6404902 has 16 divisors (see below), whose sum is σ = 11457792. Its totient is φ = 2625480.

The previous prime is 6404873. The next prime is 6404917. The reversal of 6404902 is 2094046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9624 + ... + 10267.

It is an arithmetic number, because the mean of its divisors is an integer number (716112).

Almost surely, 2^6404902 is an apocalyptic number.

6404902 is a deficient number, since it is larger than the sum of its proper divisors (5052890).

6404902 is a wasteful number, since it uses less digits than its factorization.

6404902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19923.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 6404902 is about 2530.7907855056. The cubic root of 6404902 is about 185.7109434732.

Adding to 6404902 its reverse (2094046), we get a palindrome (8498948).

The spelling of 6404902 in words is "six million, four hundred four thousand, nine hundred two".