16500244 has 12 divisors (see below), whose sum is σ = 29200500. Its totient is φ = 8157248.

The previous prime is 16500241. The next prime is 16500247. The reversal of 16500244 is 44200561.

It is an interprime number because it is at equal distance from previous prime (16500241) and next prime (16500247).

It can be written as a sum of positive squares in 2 ways, for example, as 3104644 + 13395600 = 1762^2 + 3660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16500241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22819 + ... + 23530.

It is an arithmetic number, because the mean of its divisors is an integer number (2433375).

Almost surely, 2^16500244 is an apocalyptic number.

It is an amenable number.

16500244 is a deficient number, since it is larger than the sum of its proper divisors (12700256).

16500244 is a wasteful number, since it uses less digits than its factorization.

16500244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46442 (or 46440 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 16500244 is about 4062.0492365307. The cubic root of 16500244 is about 254.5834233869.

The spelling of 16500244 in words is "sixteen million, five hundred thousand, two hundred forty-four".