16806044 has 12 divisors (see below), whose sum is σ = 29521800. Its totient is φ = 8371248.

The previous prime is 16806043. The next prime is 16806067. The reversal of 16806044 is 44060861.

It is a super-2 number, since 2×16806044² = 564886229859872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16805998 and 16806016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16806043) 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, 6734 + ... + 8885.

It is an arithmetic number, because the mean of its divisors is an integer number (2460150).

Almost surely, 2^16806044 is an apocalyptic number.

It is an amenable number.

16806044 is a deficient number, since it is larger than the sum of its proper divisors (12715756).

16806044 is a wasteful number, since it uses less digits than its factorization.

16806044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15892 (or 15890 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 16806044 is about 4099.5175325884. The cubic root of 16806044 is about 256.1465428883.

The spelling of 16806044 in words is "sixteen million, eight hundred six thousand, forty-four".