16858093 has 16 divisors (see below), whose sum is σ = 19918080. Its totient is φ = 13968000.

The previous prime is 16858091. The next prime is 16858099. The reversal of 16858093 is 39085861.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16858093 - 2¹ = 16858091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16858091) 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 15 ways as a sum of consecutive naturals, for example, 43143 + ... + 43531.

It is an arithmetic number, because the mean of its divisors is an integer number (1244880).

Almost surely, 2^16858093 is an apocalyptic number.

It is an amenable number.

16858093 is a deficient number, since it is larger than the sum of its proper divisors (3059987).

16858093 is a wasteful number, since it uses less digits than its factorization.

16858093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 16858093 is about 4105.8608110846. The cubic root of 16858093 is about 256.4107024494.

The spelling of 16858093 in words is "sixteen million, eight hundred fifty-eight thousand, ninety-three".