16885039 has 4 divisors (see below), whose sum is σ = 16898256. Its totient is φ = 16871824.

The previous prime is 16885027. The next prime is 16885051. The reversal of 16885039 is 93058861.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93058861 = 7 ⋅13294123.

It is an interprime number because it is at equal distance from previous prime (16885027) and next prime (16885051).

It is a cyclic number.

It is not a de Polignac number, because 16885039 - 2⁷ = 16884911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16884992 and 16885010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16885019) 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 3 ways as a sum of consecutive naturals, for example, 4459 + ... + 7324.

It is an arithmetic number, because the mean of its divisors is an integer number (4224564).

Almost surely, 2^16885039 is an apocalyptic number.

16885039 is a deficient number, since it is larger than the sum of its proper divisors (13217).

16885039 is a wasteful number, since it uses less digits than its factorization.

16885039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13216.

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

The square root of 16885039 is about 4109.1409077811. The cubic root of 16885039 is about 256.5472454697.

The spelling of 16885039 in words is "sixteen million, eight hundred eighty-five thousand, thirty-nine".