6602013 has 16 divisors (see below), whose sum is σ = 10670400. Its totient is φ = 4001040.

The previous prime is 6602003. The next prime is 6602023. The reversal of 6602013 is 3102066.

It is a happy number.

6602013 is a `hidden beast` number, since 660 + 2 + 0 + 1 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (6602003) and next prime (6602023).

It is not a de Polignac number, because 6602013 - 2⁴ = 6601997 is a prime.

It is an Ulam number.

6602013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6602003) 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 15 ways as a sum of consecutive naturals, for example, 10818 + ... + 11411.

It is an arithmetic number, because the mean of its divisors is an integer number (666900).

Almost surely, 2^6602013 is an apocalyptic number.

It is an amenable number.

6602013 is a deficient number, since it is larger than the sum of its proper divisors (4068387).

6602013 is a wasteful number, since it uses less digits than its factorization.

6602013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22249 (or 22243 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 6602013 is about 2569.4382654580. The cubic root of 6602013 is about 187.5968140023.

Adding to 6602013 its reverse (3102066), we get a palindrome (9704079).

The spelling of 6602013 in words is "six million, six hundred two thousand, thirteen".