3904666 has 8 divisors (see below), whose sum is σ = 5981760. Its totient is φ = 1910748.

The previous prime is 3904657. The next prime is 3904673. The reversal of 3904666 is 6664093.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20676 + ... + 20863.

It is an arithmetic number, because the mean of its divisors is an integer number (747720).

Almost surely, 2^3904666 is an apocalyptic number.

3904666 is a deficient number, since it is larger than the sum of its proper divisors (2077094).

3904666 is a wasteful number, since it uses less digits than its factorization.

3904666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41588.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 3904666 is about 1976.0227731481. The cubic root of 3904666 is about 157.4688407327.

The spelling of 3904666 in words is "three million, nine hundred four thousand, six hundred sixty-six".