6708213 has 6 divisors (see below), whose sum is σ = 9689654. Its totient is φ = 4472136.

The previous prime is 6708209. The next prime is 6708227. The reversal of 6708213 is 3128076.

It can be written as a sum of positive squares in only one way, i.e., 5673924 + 1034289 = 2382^2 + 1017^2 .

It is not a de Polignac number, because 6708213 - 2² = 6708209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6708253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 372670 + ... + 372687.

Almost surely, 2^6708213 is an apocalyptic number.

It is an amenable number.

6708213 is a deficient number, since it is larger than the sum of its proper divisors (2981441).

6708213 is a wasteful number, since it uses less digits than its factorization.

6708213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745363 (or 745360 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 6708213 is about 2590.0218145799. The cubic root of 6708213 is about 188.5973623817.

The spelling of 6708213 in words is "six million, seven hundred eight thousand, two hundred thirteen".