16663792 has 20 divisors (see below), whose sum is σ = 32357800. Its totient is φ = 8313408.

The previous prime is 16663781. The next prime is 16663793. The reversal of 16663792 is 29736661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16663793) 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, 8959 + ... + 10657.

It is an arithmetic number, because the mean of its divisors is an integer number (1617890).

Almost surely, 2^16663792 is an apocalyptic number.

It is an amenable number.

16663792 is a deficient number, since it is larger than the sum of its proper divisors (15694008).

16663792 is a wasteful number, since it uses less digits than its factorization.

16663792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320 (or 2314 counting only the distinct ones).

The product of its digits is 81648, while the sum is 40.

The square root of 16663792 is about 4082.1308161302. The cubic root of 16663792 is about 255.4217907256.

The spelling of 16663792 in words is "sixteen million, six hundred sixty-three thousand, seven hundred ninety-two".