16886445 has 8 divisors (see below), whose sum is σ = 27018336. Its totient is φ = 9006096.

The previous prime is 16886431. The next prime is 16886503. The reversal of 16886445 is 54468861.

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

It is not a de Polignac number, because 16886445 - 2¹⁷ = 16755373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16886397 and 16886406.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 562867 + ... + 562896.

It is an arithmetic number, because the mean of its divisors is an integer number (3377292).

Almost surely, 2^16886445 is an apocalyptic number.

16886445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16886445 is a deficient number, since it is larger than the sum of its proper divisors (10131891).

16886445 is a wasteful number, since it uses less digits than its factorization.

16886445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125771.

The product of its digits is 184320, while the sum is 42.

The square root of 16886445 is about 4109.3119862089. The cubic root of 16886445 is about 256.5543660814.

The spelling of 16886445 in words is "sixteen million, eight hundred eighty-six thousand, four hundred forty-five".