6966213 has 4 divisors (see below), whose sum is σ = 9288288. Its totient is φ = 4644140.

The previous prime is 6966203. The next prime is 6966221. The reversal of 6966213 is 3126696.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6966213 - 2⁶ = 6966149 is a prime.

It is a super-2 number, since 2×6966213² = 97056247122738, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6966203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161033 + ... + 1161038.

It is an arithmetic number, because the mean of its divisors is an integer number (2322072).

Almost surely, 2^6966213 is an apocalyptic number.

It is an amenable number.

6966213 is a deficient number, since it is larger than the sum of its proper divisors (2322075).

6966213 is a wasteful number, since it uses less digits than its factorization.

6966213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322074.

The product of its digits is 11664, while the sum is 33.

The square root of 6966213 is about 2639.3584447740. The cubic root of 6966213 is about 190.9848493597.

The spelling of 6966213 in words is "six million, nine hundred sixty-six thousand, two hundred thirteen".