6815002 has 4 divisors (see below), whose sum is σ = 10222506. Its totient is φ = 3407500.

The previous prime is 6814999. The next prime is 6815021. The reversal of 6815002 is 2005186.

It is a happy number.

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., 5022081 + 1792921 = 2241^2 + 1339^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703749 + ... + 1703752.

Almost surely, 2^6815002 is an apocalyptic number.

6815002 is a deficient number, since it is larger than the sum of its proper divisors (3407504).

6815002 is a wasteful number, since it uses less digits than its factorization.

6815002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407503.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 6815002 is about 2610.5558795015. Note that the first 3 decimals coincide. The cubic root of 6815002 is about 189.5928678321.

The spelling of 6815002 in words is "six million, eight hundred fifteen thousand, two".