16828669 has 16 divisors (see below), whose sum is σ = 19938240. Its totient is φ = 14002560.

The previous prime is 16828667. The next prime is 16828687. The reversal of 16828669 is 96682861.

It is not a de Polignac number, because 16828669 - 2¹ = 16828667 is a prime.

It is a super-2 number, since 2×16828669² = 566408200623122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16828667) 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 15 ways as a sum of consecutive naturals, for example, 19162 + ... + 20020.

It is an arithmetic number, because the mean of its divisors is an integer number (1246140).

Almost surely, 2^16828669 is an apocalyptic number.

It is an amenable number.

16828669 is a deficient number, since it is larger than the sum of its proper divisors (3109571).

16828669 is a wasteful number, since it uses less digits than its factorization.

16828669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020.

The product of its digits is 248832, while the sum is 46.

The square root of 16828669 is about 4102.2760755464. The cubic root of 16828669 is about 256.2614364121.

The spelling of 16828669 in words is "sixteen million, eight hundred twenty-eight thousand, six hundred sixty-nine".