3533666 has 8 divisors (see below), whose sum is σ = 5308524. Its totient is φ = 1764160.

The previous prime is 3533657. The next prime is 3533683. The reversal of 3533666 is 6663353.

It can be written as a sum of positive squares in 2 ways, for example, as 3530641 + 3025 = 1879^2 + 55^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 1646 + ... + 3126.

Almost surely, 2^3533666 is an apocalyptic number.

3533666 is a deficient number, since it is larger than the sum of its proper divisors (1774858).

3533666 is a wasteful number, since it uses less digits than its factorization.

3533666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676.

The product of its digits is 29160, while the sum is 32.

The square root of 3533666 is about 1879.8047770979. The cubic root of 3533666 is about 152.3147046261.

The spelling of 3533666 in words is "three million, five hundred thirty-three thousand, six hundred sixty-six".