16833993 has 8 divisors (see below), whose sum is σ = 24485856. Its totient is φ = 10202400.

The previous prime is 16833983. The next prime is 16833997. The reversal of 16833993 is 39933861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16833993 - 2⁸ = 16833737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16833997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255028 + ... + 255093.

It is an arithmetic number, because the mean of its divisors is an integer number (3060732).

Almost surely, 2^16833993 is an apocalyptic number.

It is an amenable number.

16833993 is a deficient number, since it is larger than the sum of its proper divisors (7651863).

16833993 is a wasteful number, since it uses less digits than its factorization.

16833993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510135.

The product of its digits is 104976, while the sum is 42.

The square root of 16833993 is about 4102.9249322892. The cubic root of 16833993 is about 256.2884576030.

The spelling of 16833993 in words is "sixteen million, eight hundred thirty-three thousand, nine hundred ninety-three".