6977623 has 2 divisors, whose sum is σ = 6977624. Its totient is φ = 6977622.

The previous prime is 6977611. The next prime is 6977639. The reversal of 6977623 is 3267796.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6977623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6977683) 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 as a sum of consecutive naturals, namely, 3488811 + 3488812.

It is an arithmetic number, because the mean of its divisors is an integer number (3488812).

Almost surely, 2^6977623 is an apocalyptic number.

6977623 is a deficient number, since it is larger than the sum of its proper divisors (1).

6977623 is an equidigital number, since it uses as much as digits as its factorization.

6977623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 6977623 is about 2641.5190705350. The cubic root of 6977623 is about 191.0890642070.

The spelling of 6977623 in words is "six million, nine hundred seventy-seven thousand, six hundred twenty-three".