16679841 has 4 divisors (see below), whose sum is σ = 22239792. Its totient is φ = 11119892.

The previous prime is 16679833. The next prime is 16679849. The reversal of 16679841 is 14897661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (16679833) and next prime (16679849).

It is a cyclic number.

It is not a de Polignac number, because 16679841 - 2³ = 16679833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16679793 and 16679802.

It is not an unprimeable number, because it can be changed into a prime (16679849) 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 3 ways as a sum of consecutive naturals, for example, 2779971 + ... + 2779976.

It is an arithmetic number, because the mean of its divisors is an integer number (5559948).

Almost surely, 2^16679841 is an apocalyptic number.

It is an amenable number.

16679841 is a deficient number, since it is larger than the sum of its proper divisors (5559951).

16679841 is an equidigital number, since it uses as much as digits as its factorization.

16679841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5559950.

The product of its digits is 72576, while the sum is 42.

The square root of 16679841 is about 4084.0961056273. The cubic root of 16679841 is about 255.5037638446.

The spelling of 16679841 in words is "sixteen million, six hundred seventy-nine thousand, eight hundred forty-one".