16000028 has 24 divisors (see below), whose sum is σ = 30938880. Its totient is φ = 7179120.

The previous prime is 15999989. The next prime is 16000057. The reversal of 16000028 is 82000061.

16000028 is a modest number, since divided by 28 gives 16 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175 + ... + 5777.

It is an arithmetic number, because the mean of its divisors is an integer number (1289120).

Almost surely, 2^16000028 is an apocalyptic number.

It is an amenable number.

16000028 is a deficient number, since it is larger than the sum of its proper divisors (14938852).

16000028 is a wasteful number, since it uses less digits than its factorization.

16000028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4697 (or 4695 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 16000028 is about 4000.0034999985. The cubic root of 16000028 is about 251.9843569697.

Adding to 16000028 its reverse (82000061), we get a palindrome (98000089).

The spelling of 16000028 in words is "sixteen million, twenty-eight", and thus it is an aban number and an uban number.