6949223 has 2 divisors, whose sum is σ = 6949224. Its totient is φ = 6949222.

The previous prime is 6949219. The next prime is 6949247. The reversal of 6949223 is 3229496.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6949223 - 2² = 6949219 is a prime.

It is a d-powerful number, because it can be written as 6² + 9⁵ + 4¹¹ + 9⁵ + 2¹³ + 2²¹ + 3¹² .

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6949823) 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, 3474611 + 3474612.

It is an arithmetic number, because the mean of its divisors is an integer number (3474612).

Almost surely, 2^6949223 is an apocalyptic number.

6949223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6949223 is an equidigital number, since it uses as much as digits as its factorization.

6949223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 6949223 is about 2636.1378947240. The cubic root of 6949223 is about 190.8294577035.

The spelling of 6949223 in words is "six million, nine hundred forty-nine thousand, two hundred twenty-three".