3668066 has 4 divisors (see below), whose sum is σ = 5502102. Its totient is φ = 1834032.

The previous prime is 3668059. The next prime is 3668081. The reversal of 3668066 is 6608663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6608663 = 1777 ⋅3719.

It can be written as a sum of positive squares in only one way, i.e., 3667225 + 841 = 1915^2 + 29^2 .

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, 917015 + ... + 917018.

Almost surely, 2^3668066 is an apocalyptic number.

3668066 is a deficient number, since it is larger than the sum of its proper divisors (1834036).

3668066 is a wasteful number, since it uses less digits than its factorization.

3668066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834035.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 3668066 is about 1915.2195696577. The cubic root of 3668066 is about 154.2217808626.

The spelling of 3668066 in words is "three million, six hundred sixty-eight thousand, sixty-six".