3966207 has 12 divisors (see below), whose sum is σ = 6151896. Its totient is φ = 2266320.

The previous prime is 3966197. The next prime is 3966211. The reversal of 3966207 is 7026693.

It is not a de Polignac number, because 3966207 - 2¹⁵ = 3933439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13344 + ... + 13637.

It is an arithmetic number, because the mean of its divisors is an integer number (512658).

Almost surely, 2^3966207 is an apocalyptic number.

3966207 is a deficient number, since it is larger than the sum of its proper divisors (2185689).

3966207 is a wasteful number, since it uses less digits than its factorization.

3966207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26998 (or 26991 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 3966207 is about 1991.5338309956. The cubic root of 3966207 is about 158.2918150297.

The spelling of 3966207 in words is "three million, nine hundred sixty-six thousand, two hundred seven".