3940966 has 8 divisors (see below), whose sum is σ = 6008544. Its totient is φ = 1938120.

The previous prime is 3940943. The next prime is 3940967. The reversal of 3940966 is 6690493.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16030 + ... + 16273.

It is an arithmetic number, because the mean of its divisors is an integer number (751068).

Almost surely, 2^3940966 is an apocalyptic number.

3940966 is a deficient number, since it is larger than the sum of its proper divisors (2067578).

3940966 is a wasteful number, since it uses less digits than its factorization.

3940966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32366.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 3940966 is about 1985.1866410995. The cubic root of 3940966 is about 157.9553096914.

The spelling of 3940966 in words is "three million, nine hundred forty thousand, nine hundred sixty-six".