16941449 has 16 divisors (see below), whose sum is σ = 20064000. Its totient is φ = 14001984.

The previous prime is 16941443. The next prime is 16941473. The reversal of 16941449 is 94414961.

It is not a de Polignac number, because 16941449 - 2¹² = 16937353 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16941443) 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 in 15 ways as a sum of consecutive naturals, for example, 38372 + ... + 38810.

It is an arithmetic number, because the mean of its divisors is an integer number (1254000).

Almost surely, 2^16941449 is an apocalyptic number.

It is an amenable number.

16941449 is a deficient number, since it is larger than the sum of its proper divisors (3122551).

16941449 is a wasteful number, since it uses less digits than its factorization.

16941449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632.

The product of its digits is 31104, while the sum is 38.

The square root of 16941449 is about 4115.9991496598. Note that the first 3 decimals coincide. The cubic root of 16941449 is about 256.8326212591.

The spelling of 16941449 in words is "sixteen million, nine hundred forty-one thousand, four hundred forty-nine".