6402002 has 8 divisors (see below), whose sum is σ = 9724800. Its totient is φ = 3160404.

The previous prime is 6402001. The next prime is 6402007. The reversal of 6402002 is 2002046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6402001) 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 in 3 ways as a sum of consecutive naturals, for example, 20102 + ... + 20417.

It is an arithmetic number, because the mean of its divisors is an integer number (1215600).

Almost surely, 2^6402002 is an apocalyptic number.

6402002 is a deficient number, since it is larger than the sum of its proper divisors (3322798).

6402002 is a wasteful number, since it uses less digits than its factorization.

6402002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40600.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 6402002 is about 2530.2177771884. The cubic root of 6402002 is about 185.6829106197.

Adding to 6402002 its reverse (2002046), we get a palindrome (8404048).

The spelling of 6402002 in words is "six million, four hundred two thousand, two".