16144916 has 6 divisors (see below), whose sum is σ = 28253610. Its totient is φ = 8072456.

The previous prime is 16144901. The next prime is 16144957. The reversal of 16144916 is 61944161.

It is a happy number.

16144916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 14592400 + 1552516 = 3820^2 + 1246^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2018111 + ... + 2018118.

It is an arithmetic number, because the mean of its divisors is an integer number (4708935).

Almost surely, 2^16144916 is an apocalyptic number.

It is an amenable number.

16144916 is a deficient number, since it is larger than the sum of its proper divisors (12108694).

16144916 is a wasteful number, since it uses less digits than its factorization.

16144916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4036233 (or 4036231 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 16144916 is about 4018.0736678165. The cubic root of 16144916 is about 252.7426859935.

The spelling of 16144916 in words is "sixteen million, one hundred forty-four thousand, nine hundred sixteen".