16441563 has 8 divisors (see below), whose sum is σ = 22629376. Its totient is φ = 10607400.

The previous prime is 16441543. The next prime is 16441583. The reversal of 16441563 is 36514461.

It is an interprime number because it is at equal distance from previous prime (16441543) and next prime (16441583).

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

It is not a de Polignac number, because 16441563 - 2¹⁰ = 16440539 is a prime.

It is a super-3 number, since 3×16441563³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16441563.

It is not an unprimeable number, because it can be changed into a prime (16441543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88303 + ... + 88488.

It is an arithmetic number, because the mean of its divisors is an integer number (2828672).

Almost surely, 2^16441563 is an apocalyptic number.

16441563 is a deficient number, since it is larger than the sum of its proper divisors (6187813).

16441563 is a wasteful number, since it uses less digits than its factorization.

16441563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176825.

The product of its digits is 8640, while the sum is 30.

The square root of 16441563 is about 4054.8197247227. The cubic root of 16441563 is about 254.2812671534.

The spelling of 16441563 in words is "sixteen million, four hundred forty-one thousand, five hundred sixty-three".