16905339 has 12 divisors (see below), whose sum is σ = 26638872. Its totient is φ = 10245600.

The previous prime is 16905311. The next prime is 16905341. The reversal of 16905339 is 93350961.

It is not a de Polignac number, because 16905339 - 2¹¹ = 16903291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16905359) 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 in 11 ways as a sum of consecutive naturals, for example, 85282 + ... + 85479.

It is an arithmetic number, because the mean of its divisors is an integer number (2219906).

Almost surely, 2^16905339 is an apocalyptic number.

16905339 is a deficient number, since it is larger than the sum of its proper divisors (9733533).

16905339 is a wasteful number, since it uses less digits than its factorization.

16905339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170778 (or 170775 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 16905339 is about 4111.6102684958. The cubic root of 16905339 is about 256.6500154112.

The spelling of 16905339 in words is "sixteen million, nine hundred five thousand, three hundred thirty-nine".