6970889 has 2 divisors, whose sum is σ = 6970890. Its totient is φ = 6970888.

The previous prime is 6970879. The next prime is 6970907. The reversal of 6970889 is 9880796.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6175225 + 795664 = 2485^2 + 892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6970889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6970829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3485444 + 3485445.

It is an arithmetic number, because the mean of its divisors is an integer number (3485445).

Almost surely, 2^6970889 is an apocalyptic number.

It is an amenable number.

6970889 is a deficient number, since it is larger than the sum of its proper divisors (1).

6970889 is an equidigital number, since it uses as much as digits as its factorization.

6970889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 6970889 is about 2640.2441175013. The cubic root of 6970889 is about 191.0275720181.

The spelling of 6970889 in words is "six million, nine hundred seventy thousand, eight hundred eighty-nine".