3966149 has 8 divisors (see below), whose sum is σ = 4408992. Its totient is φ = 3537040.

The previous prime is 3966139. The next prime is 3966161. The reversal of 3966149 is 9416693.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3966149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2819 + ... + 3984.

It is an arithmetic number, because the mean of its divisors is an integer number (551124).

Almost surely, 2^3966149 is an apocalyptic number.

It is an amenable number.

3966149 is a deficient number, since it is larger than the sum of its proper divisors (442843).

3966149 is a wasteful number, since it uses less digits than its factorization.

3966149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6867.

The product of its digits is 34992, while the sum is 38.

The square root of 3966149 is about 1991.5192693017. The cubic root of 3966149 is about 158.2910434302.

The spelling of 3966149 in words is "three million, nine hundred sixty-six thousand, one hundred forty-nine".