16734993 has 16 divisors (see below), whose sum is σ = 24587712. Its totient is φ = 10040000.

The previous prime is 16734983. The next prime is 16735027. The reversal of 16734993 is 39943761.

It is a cyclic number.

It is not a de Polignac number, because 16734993 - 2⁸ = 16734737 is a prime.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (16734983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 823 + ... + 5843.

It is an arithmetic number, because the mean of its divisors is an integer number (1536732).

Almost surely, 2^16734993 is an apocalyptic number.

It is an amenable number.

16734993 is a deficient number, since it is larger than the sum of its proper divisors (7852719).

16734993 is a wasteful number, since it uses less digits than its factorization.

16734993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5136.

The product of its digits is 122472, while the sum is 42.

The square root of 16734993 is about 4090.8425782472. The cubic root of 16734993 is about 255.7850623052.

It can be divided in two parts, 1673 and 4993, that added together give a palindrome (6666).

The spelling of 16734993 in words is "sixteen million, seven hundred thirty-four thousand, nine hundred ninety-three".