16471316 has 6 divisors (see below), whose sum is σ = 28824810. Its totient is φ = 8235656.

The previous prime is 16471303. The next prime is 16471321. The reversal of 16471316 is 61317461.

16471316 is nontrivially palindromic in base 5.

It can be written as a sum of positive squares in only one way, i.e., 11587216 + 4884100 = 3404^2 + 2210^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2058911 + ... + 2058918.

It is an arithmetic number, because the mean of its divisors is an integer number (4804135).

Almost surely, 2^16471316 is an apocalyptic number.

It is an amenable number.

16471316 is a deficient number, since it is larger than the sum of its proper divisors (12353494).

16471316 is a wasteful number, since it uses less digits than its factorization.

16471316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117833 (or 4117831 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 16471316 is about 4058.4869101674. The cubic root of 16471316 is about 254.4345589761.

Adding to 16471316 its reverse (61317461), we get a palindrome (77788777).

The spelling of 16471316 in words is "sixteen million, four hundred seventy-one thousand, three hundred sixteen".