6404702 has 4 divisors (see below), whose sum is σ = 9607056. Its totient is φ = 3202350.

The previous prime is 6404701. The next prime is 6404711. The reversal of 6404702 is 2074046.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6404701) 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, 1601174 + ... + 1601177.

It is an arithmetic number, because the mean of its divisors is an integer number (2401764).

Almost surely, 2^6404702 is an apocalyptic number.

6404702 is a deficient number, since it is larger than the sum of its proper divisors (3202354).

6404702 is a wasteful number, since it uses less digits than its factorization.

6404702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202353.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 6404702 is about 2530.7512718558. The cubic root of 6404702 is about 185.7090104447.

Adding to 6404702 its product of nonzero digits (1344), we get a palindrome (6406046).

Adding to 6404702 its reverse (2074046), we get a palindrome (8478748).

The spelling of 6404702 in words is "six million, four hundred four thousand, seven hundred two".