3309668 has 6 divisors (see below), whose sum is σ = 5791926.
Its totient is φ = 1654832.
The previous prime is 3309661. The next prime is 3309673. The reversal of 3309668 is 8669033.
It can be written as a sum of positive squares in only one way, i.e., 3268864 + 40804 = 1808^2 + 202^2
It is not an unprimeable number, because it can be changed into a prime (3309661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413705 + ... + 413712.
It is an arithmetic number, because the mean of its divisors is an integer number (965321).
Almost surely, 23309668 is an apocalyptic number.
It is an amenable number.
3309668 is a deficient number, since it is larger than the sum of its proper divisors (2482258).
3309668 is a wasteful number, since it uses less digits than its factorization.
3309668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 827421 (or 827419 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 35.
The square root of 3309668 is about 1819.2492957261.
The cubic root of 3309668 is about 149.0258051788.
The spelling of 3309668 in words is "three million, three hundred nine thousand, six hundred sixty-eight".