16016628 has 12 divisors (see below), whose sum is σ = 37372160. Its totient is φ = 5338872.

The previous prime is 16016621. The next prime is 16016629. The reversal of 16016628 is 82661061.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 16016595 and 16016604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16016621) 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 in 3 ways as a sum of consecutive naturals, for example, 667348 + ... + 667371.

Almost surely, 2^16016628 is an apocalyptic number.

It is an amenable number.

16016628 is an abundant number, since it is smaller than the sum of its proper divisors (21355532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16016628 is a wasteful number, since it uses less digits than its factorization.

16016628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334726 (or 1334724 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 16016628 is about 4002.0779602601. The cubic root of 16016628 is about 252.0714712873.

Adding to 16016628 its reverse (82661061), we get a palindrome (98677689).

The spelling of 16016628 in words is "sixteen million, sixteen thousand, six hundred twenty-eight".