16632668 has 24 divisors (see below), whose sum is σ = 31458000. Its totient is φ = 7649280.

The previous prime is 16632667. The next prime is 16632697. The reversal of 16632668 is 86623661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16632667) 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, 25628 + ... + 26268.

It is an arithmetic number, because the mean of its divisors is an integer number (1310750).

Almost surely, 2^16632668 is an apocalyptic number.

It is an amenable number.

16632668 is a deficient number, since it is larger than the sum of its proper divisors (14825332).

16632668 is a wasteful number, since it uses less digits than its factorization.

16632668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157 (or 1155 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 16632668 is about 4078.3168096655. The cubic root of 16632668 is about 255.2626692329.

The spelling of 16632668 in words is "sixteen million, six hundred thirty-two thousand, six hundred sixty-eight".