16444532 has 12 divisors (see below), whose sum is σ = 30991716. Its totient is φ = 7589760.

The previous prime is 16444513. The next prime is 16444553. The reversal of 16444532 is 23544461.

It can be written as a sum of positive squares in 2 ways, for example, as 3671056 + 12773476 = 1916^2 + 3574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16444495 and 16444504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158069 + ... + 158172.

It is an arithmetic number, because the mean of its divisors is an integer number (2582643).

Almost surely, 2^16444532 is an apocalyptic number.

It is an amenable number.

16444532 is a deficient number, since it is larger than the sum of its proper divisors (14547184).

16444532 is a wasteful number, since it uses less digits than its factorization.

16444532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316258 (or 316256 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 16444532 is about 4055.1858157179. The cubic root of 16444532 is about 254.2965721793.

Adding to 16444532 its reverse (23544461), we get a palindrome (39988993).

The spelling of 16444532 in words is "sixteen million, four hundred forty-four thousand, five hundred thirty-two".