10809416 has 16 divisors (see below), whose sum is σ = 21460140. Its totient is φ = 5086720.

The previous prime is 10809413. The next prime is 10809419. The reversal of 10809416 is 61490801.

It is an interprime number because it is at equal distance from previous prime (10809413) and next prime (10809419).

It can be written as a sum of positive squares in 2 ways, for example, as 10588516 + 220900 = 3254^2 + 470^2 .

It is a super-2 number, since 2×10809416² = 233686948522112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10809413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39605 + ... + 39876.

Almost surely, 2^10809416 is an apocalyptic number.

It is an amenable number.

10809416 is a deficient number, since it is larger than the sum of its proper divisors (10650724).

10809416 is a wasteful number, since it uses less digits than its factorization.

10809416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79504 (or 79500 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 10809416 is about 3287.7676316918. The cubic root of 10809416 is about 221.1061098523.

The spelling of 10809416 in words is "ten million, eight hundred nine thousand, four hundred sixteen".