16316628 has 12 divisors (see below), whose sum is σ = 38072160. Its totient is φ = 5438872.

The previous prime is 16316623. The next prime is 16316653. The reversal of 16316628 is 82661361.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16316621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679848 + ... + 679871.

It is an arithmetic number, because the mean of its divisors is an integer number (3172680).

Almost surely, 2^16316628 is an apocalyptic number.

It is an amenable number.

16316628 is an abundant number, since it is smaller than the sum of its proper divisors (21755532).

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

16316628 is a wasteful number, since it uses less digits than its factorization.

16316628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359726 (or 1359724 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 16316628 is about 4039.3846065954. The cubic root of 16316628 is about 253.6355572815.

Adding to 16316628 its reverse (82661361), we get a palindrome (98977989).

The spelling of 16316628 in words is "sixteen million, three hundred sixteen thousand, six hundred twenty-eight".