3316689 has 6 divisors (see below), whose sum is σ = 4790786. Its totient is φ = 2211120.

The previous prime is 3316681. The next prime is 3316699. The reversal of 3316689 is 9866133.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2585664 + 731025 = 1608^2 + 855^2 .

It is not a de Polignac number, because 3316689 - 2³ = 3316681 is a prime.

It is a super-2 number, since 2×3316689² = 22000851845442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3316681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184252 + ... + 184269.

Almost surely, 2^3316689 is an apocalyptic number.

It is an amenable number.

3316689 is a deficient number, since it is larger than the sum of its proper divisors (1474097).

3316689 is a wasteful number, since it uses less digits than its factorization.

3316689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368527 (or 368524 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 3316689 is about 1821.1779155261. The cubic root of 3316689 is about 149.1311099185.

It can be divided in two parts, 3316 and 689, that added together give a triangular number (4005 = T₈₉).

The spelling of 3316689 in words is "three million, three hundred sixteen thousand, six hundred eighty-nine".