16949633 has 2 divisors, whose sum is σ = 16949634. Its totient is φ = 16949632.

The previous prime is 16949627. The next prime is 16949707. The reversal of 16949633 is 33694961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16581184 + 368449 = 4072^2 + 607^2 .

It is a cyclic number.

It is not a de Polignac number, because 16949633 - 2⁸ = 16949377 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16969633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8474816 + 8474817.

It is an arithmetic number, because the mean of its divisors is an integer number (8474817).

Almost surely, 2^16949633 is an apocalyptic number.

It is an amenable number.

16949633 is a deficient number, since it is larger than the sum of its proper divisors (1).

16949633 is an equidigital number, since it uses as much as digits as its factorization.

16949633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 41.

The square root of 16949633 is about 4116.9931989256. The cubic root of 16949633 is about 256.8739711224.

The spelling of 16949633 in words is "sixteen million, nine hundred forty-nine thousand, six hundred thirty-three".