3966837 has 16 divisors (see below), whose sum is σ = 6103680. Its totient is φ = 2244672.

The previous prime is 3966817. The next prime is 3966857. The reversal of 3966837 is 7386693.

It is an interprime number because it is at equal distance from previous prime (3966817) and next prime (3966857).

It is not a de Polignac number, because 3966837 - 2⁶ = 3966773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1423 + ... + 3155.

It is an arithmetic number, because the mean of its divisors is an integer number (381480).

Almost surely, 2^3966837 is an apocalyptic number.

It is an amenable number.

3966837 is a deficient number, since it is larger than the sum of its proper divisors (2136843).

3966837 is a wasteful number, since it uses less digits than its factorization.

3966837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852.

The product of its digits is 163296, while the sum is 42.

The square root of 3966837 is about 1991.6919942602. The cubic root of 3966837 is about 158.3001957121.

The spelling of 3966837 in words is "three million, nine hundred sixty-six thousand, eight hundred thirty-seven".