16894839 has 8 divisors (see below), whose sum is σ = 24259312. Its totient is φ = 10396800.

The previous prime is 16894793. The next prime is 16894841. The reversal of 16894839 is 93849861.

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

It is not a de Polignac number, because 16894839 - 2¹³ = 16886647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16894859) 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 7 ways as a sum of consecutive naturals, for example, 216562 + ... + 216639.

It is an arithmetic number, because the mean of its divisors is an integer number (3032414).

Almost surely, 2^16894839 is an apocalyptic number.

16894839 is a deficient number, since it is larger than the sum of its proper divisors (7364473).

16894839 is a wasteful number, since it uses less digits than its factorization.

16894839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433217.

The product of its digits is 373248, while the sum is 48.

The square root of 16894839 is about 4110.3331981726. Note that the first 3 decimals coincide. The cubic root of 16894839 is about 256.5968688229.

The spelling of 16894839 in words is "sixteen million, eight hundred ninety-four thousand, eight hundred thirty-nine".