16044428 has 12 divisors (see below), whose sum is σ = 28158480. Its totient is φ = 7999152.

The previous prime is 16044419. The next prime is 16044433. The reversal of 16044428 is 82444061.

16044428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16044428.

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, 4151 + ... + 7022.

It is an arithmetic number, because the mean of its divisors is an integer number (2346540).

Almost surely, 2^16044428 is an apocalyptic number.

It is an amenable number.

16044428 is a deficient number, since it is larger than the sum of its proper divisors (12114052).

16044428 is a wasteful number, since it uses less digits than its factorization.

16044428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11536 (or 11534 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 16044428 is about 4005.5496501729. The cubic root of 16044428 is about 252.2172268204.

Adding to 16044428 its reverse (82444061), we get a palindrome (98488489).

The spelling of 16044428 in words is "sixteen million, forty-four thousand, four hundred twenty-eight".