3966339 has 8 divisors (see below), whose sum is σ = 5695312. Its totient is φ = 2440800.

The previous prime is 3966331. The next prime is 3966349. The reversal of 3966339 is 9336693.

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

It is not a de Polignac number, because 3966339 - 2³ = 3966331 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 101701 = 3966339 / (3 + 9 + 6 + 6 + 3 + 3 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3966297 and 3966306.

It is not an unprimeable number, because it can be changed into a prime (3966331) 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, 50812 + ... + 50889.

It is an arithmetic number, because the mean of its divisors is an integer number (711914).

Almost surely, 2^3966339 is an apocalyptic number.

3966339 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3966339 is a deficient number, since it is larger than the sum of its proper divisors (1728973).

3966339 is a wasteful number, since it uses less digits than its factorization.

3966339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101717.

The product of its digits is 78732, while the sum is 39.

The square root of 3966339 is about 1991.5669710055. The cubic root of 3966339 is about 158.2935710556.

The spelling of 3966339 in words is "three million, nine hundred sixty-six thousand, three hundred thirty-nine".