16328717 has 6 divisors (see below), whose sum is σ = 16645482. Its totient is φ = 16017872.

The previous prime is 16328699. The next prime is 16328737. The reversal of 16328717 is 71782361.

It can be written as a sum of positive squares in 3 ways, for example, as 7123561 + 9205156 = 2669^2 + 3034^2 .

It is not a de Polignac number, because 16328717 - 2⁸ = 16328461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16328737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98 + ... + 5715.

It is an arithmetic number, because the mean of its divisors is an integer number (2774247).

Almost surely, 2^16328717 is an apocalyptic number.

It is an amenable number.

16328717 is a deficient number, since it is larger than the sum of its proper divisors (316765).

16328717 is an frugal number, since it uses more digits than its factorization.

16328717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5919 (or 5866 counting only the distinct ones).

The product of its digits is 14112, while the sum is 35.

The square root of 16328717 is about 4040.8807208330. The cubic root of 16328717 is about 253.6981813995.

The spelling of 16328717 in words is "sixteen million, three hundred twenty-eight thousand, seven hundred seventeen".