16301216 has 12 divisors (see below), whose sum is σ = 32093082. Its totient is φ = 8150592.

The previous prime is 16301209. The next prime is 16301239. The reversal of 16301216 is 61210361.

16301216 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., 12988816 + 3312400 = 3604^2 + 1820^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254675 + ... + 254738.

Almost surely, 2^16301216 is an apocalyptic number.

16301216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16301216 is a deficient number, since it is larger than the sum of its proper divisors (15791866).

16301216 is an equidigital number, since it uses as much as digits as its factorization.

16301216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509423 (or 509415 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 16301216 is about 4037.4764395597. The cubic root of 16301216 is about 253.5556743011. Note that the first 3 decimals are identical.

Adding to 16301216 its reverse (61210361), we get a palindrome (77511577).

The spelling of 16301216 in words is "sixteen million, three hundred one thousand, two hundred sixteen".