16789933 has 2 divisors, whose sum is σ = 16789934. Its totient is φ = 16789932.

The previous prime is 16789919. The next prime is 16789963. The reversal of 16789933 is 33998761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12517444 + 4272489 = 3538^2 + 2067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16789933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16789963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8394966 + 8394967.

It is an arithmetic number, because the mean of its divisors is an integer number (8394967).

Almost surely, 2^16789933 is an apocalyptic number.

It is an amenable number.

16789933 is a deficient number, since it is larger than the sum of its proper divisors (1).

16789933 is an equidigital number, since it uses as much as digits as its factorization.

16789933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 46.

The square root of 16789933 is about 4097.5520741047. The cubic root of 16789933 is about 256.0646656709.

It can be divided in two parts, 1678 and 9933, that added together give a palindrome (11611).

The spelling of 16789933 in words is "sixteen million, seven hundred eighty-nine thousand, nine hundred thirty-three".