3966776 has 16 divisors (see below), whose sum is σ = 8114040. Its totient is φ = 1803040.

The previous prime is 3966773. The next prime is 3966779. The reversal of 3966776 is 6776693.

3966776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3966773) and next prime (3966779).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22451 + ... + 22626.

Almost surely, 2^3966776 is an apocalyptic number.

It is an amenable number.

3966776 is an abundant number, since it is smaller than the sum of its proper divisors (4147264).

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

3966776 is a wasteful number, since it uses less digits than its factorization.

3966776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45094 (or 45090 counting only the distinct ones).

The product of its digits is 285768, while the sum is 44.

The square root of 3966776 is about 1991.6766805885. The cubic root of 3966776 is about 158.2993842880.

The spelling of 3966776 in words is "three million, nine hundred sixty-six thousand, seven hundred seventy-six".