16696628 has 24 divisors (see below), whose sum is σ = 31577952. Its totient is φ = 7678944.

The previous prime is 16696627. The next prime is 16696639. The reversal of 16696628 is 82669661.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16696621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28151 + ... + 28737.

It is an arithmetic number, because the mean of its divisors is an integer number (1315748).

Almost surely, 2^16696628 is an apocalyptic number.

It is an amenable number.

16696628 is a deficient number, since it is larger than the sum of its proper divisors (14881324).

16696628 is a wasteful number, since it uses less digits than its factorization.

16696628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151 (or 1149 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 16696628 is about 4086.1507559071. The cubic root of 16696628 is about 255.5894501847.

The spelling of 16696628 in words is "sixteen million, six hundred ninety-six thousand, six hundred twenty-eight".