16883889 has 8 divisors (see below), whose sum is σ = 24558432. Its totient is φ = 10232640.

The previous prime is 16883869. The next prime is 16883897. The reversal of 16883889 is 98838861.

It is a happy number.

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

It is not a de Polignac number, because 16883889 - 2¹¹ = 16881841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16883849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255784 + ... + 255849.

It is an arithmetic number, because the mean of its divisors is an integer number (3069804).

Almost surely, 2^16883889 is an apocalyptic number.

It is an amenable number.

16883889 is a deficient number, since it is larger than the sum of its proper divisors (7674543).

16883889 is a wasteful number, since it uses less digits than its factorization.

16883889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511647.

The product of its digits is 663552, while the sum is 51.

The square root of 16883889 is about 4109.0009734727. Note that the first 3 decimals coincide. The cubic root of 16883889 is about 256.5414210625.

The spelling of 16883889 in words is "sixteen million, eight hundred eighty-three thousand, eight hundred eighty-nine".