16965849 has 4 divisors (see below), whose sum is σ = 22621136. Its totient is φ = 11310564.

The previous prime is 16965833. The next prime is 16965853. The reversal of 16965849 is 94856961.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16965849 - 2⁴ = 16965833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16965798 and 16965807.

It is not an unprimeable number, because it can be changed into a prime (16965829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2827639 + ... + 2827644.

It is an arithmetic number, because the mean of its divisors is an integer number (5655284).

Almost surely, 2^16965849 is an apocalyptic number.

It is an amenable number.

16965849 is a deficient number, since it is larger than the sum of its proper divisors (5655287).

16965849 is an equidigital number, since it uses as much as digits as its factorization.

16965849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5655286.

The product of its digits is 466560, while the sum is 48.

The square root of 16965849 is about 4118.9621265557. The cubic root of 16965849 is about 256.9558635667.

The spelling of 16965849 in words is "sixteen million, nine hundred sixty-five thousand, eight hundred forty-nine".