16730372 has 6 divisors (see below), whose sum is σ = 29278158. Its totient is φ = 8365184.

The previous prime is 16730333. The next prime is 16730381. The reversal of 16730372 is 27303761.

16730372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9834496 + 6895876 = 3136^2 + 2626^2 .

It is a super-3 number, since 3×16730372³ (a number of 23 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2091293 + ... + 2091300.

It is an arithmetic number, because the mean of its divisors is an integer number (4879693).

Almost surely, 2^16730372 is an apocalyptic number.

It is an amenable number.

16730372 is a deficient number, since it is larger than the sum of its proper divisors (12547786).

16730372 is a wasteful number, since it uses less digits than its factorization.

16730372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4182597 (or 4182595 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 16730372 is about 4090.2777411809. The cubic root of 16730372 is about 255.7615169994.

The spelling of 16730372 in words is "sixteen million, seven hundred thirty thousand, three hundred seventy-two".