16271316 has 36 divisors (see below), whose sum is σ = 41277600. Its totient is φ = 5404368.

The previous prime is 16271309. The next prime is 16271317. The reversal of 16271316 is 61317261.

16271316 is a `hidden beast` number, since 1 + 627 + 1 + 31 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 16271316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16271317) 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 11 ways as a sum of consecutive naturals, for example, 12295 + ... + 13553.

It is an arithmetic number, because the mean of its divisors is an integer number (1146600).

Almost surely, 2^16271316 is an apocalyptic number.

It is an amenable number.

16271316 is an abundant number, since it is smaller than the sum of its proper divisors (25006284).

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

16271316 is a wasteful number, since it uses less digits than its factorization.

16271316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628 (or 1623 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 16271316 is about 4033.7719320755. The cubic root of 16271316 is about 253.4005538762.

Adding to 16271316 its reverse (61317261), we get a palindrome (77588577).

The spelling of 16271316 in words is "sixteen million, two hundred seventy-one thousand, three hundred sixteen".