16798869 has 24 divisors (see below), whose sum is σ = 26374400. Its totient is φ = 10264320.

The previous prime is 16798867. The next prime is 16798879. The reversal of 16798869 is 96889761.

It is not a de Polignac number, because 16798869 - 2¹ = 16798867 is a prime.

It is a super-2 number, since 2×16798869² = 564403999358322, 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 (16798867) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3717 + ... + 6885.

Almost surely, 2^16798869 is an apocalyptic number.

16798869 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

16798869 is a deficient number, since it is larger than the sum of its proper divisors (9575531).

16798869 is a wasteful number, since it uses less digits than its factorization.

16798869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3225 (or 3222 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The square root of 16798869 is about 4098.6423361889. The cubic root of 16798869 is about 256.1100855073.

The spelling of 16798869 in words is "sixteen million, seven hundred ninety-eight thousand, eight hundred sixty-nine".