16730672 has 20 divisors (see below), whose sum is σ = 37046736. Its totient is φ = 7170240.

The previous prime is 16730663. The next prime is 16730719. The reversal of 16730672 is 27603761.

It is an unprimeable number.

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, 74579 + ... + 74802.

Almost surely, 2^16730672 is an apocalyptic number.

It is an amenable number.

16730672 is an abundant number, since it is smaller than the sum of its proper divisors (20316064).

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

16730672 is a wasteful number, since it uses less digits than its factorization.

16730672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149396 (or 149390 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 16730672 is about 4090.3144133428. The cubic root of 16730672 is about 255.7630457161.

The spelling of 16730672 in words is "sixteen million, seven hundred thirty thousand, six hundred seventy-two".