3906966 has 48 divisors (see below), whose sum is σ = 9250416. Its totient is φ = 1096704.

The previous prime is 3906953. The next prime is 3906977. The reversal of 3906966 is 6696093.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28450 + ... + 28586.

It is an arithmetic number, because the mean of its divisors is an integer number (192717).

Almost surely, 2^3906966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3906966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4625208).

3906966 is an abundant number, since it is smaller than the sum of its proper divisors (5343450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3906966 is a wasteful number, since it uses less digits than its factorization.

3906966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 39.

The square root of 3906966 is about 1976.6046645700. The cubic root of 3906966 is about 157.4997530860.

The spelling of 3906966 in words is "three million, nine hundred six thousand, nine hundred sixty-six".