16144036 has 6 divisors (see below), whose sum is σ = 28252070. Its totient is φ = 8072016.

The previous prime is 16144031. The next prime is 16144043. The reversal of 16144036 is 63044161.

It can be written as a sum of positive squares in only one way, i.e., 9672100 + 6471936 = 3110^2 + 2544^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16144036.

It is not an unprimeable number, because it can be changed into a prime (16144031) 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 as a sum of consecutive naturals, namely, 2018001 + ... + 2018008.

Almost surely, 2^16144036 is an apocalyptic number.

It is an amenable number.

16144036 is a deficient number, since it is larger than the sum of its proper divisors (12108034).

16144036 is a wasteful number, since it uses less digits than its factorization.

16144036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036013 (or 4036011 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 16144036 is about 4017.9641611144. The cubic root of 16144036 is about 252.7380938852.

Adding to 16144036 its reverse (63044161), we get a palindrome (79188197).

The spelling of 16144036 in words is "sixteen million, one hundred forty-four thousand, thirty-six".