3944763 has 12 divisors (see below), whose sum is σ = 5735080. Its totient is φ = 2612736.

The previous prime is 3944729. The next prime is 3944767. The reversal of 3944763 is 3674493.

It is not a de Polignac number, because 3944763 - 2⁹ = 3944251 is a prime.

It is a super-2 number, since 2×3944763² = 31122310252338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3944767) 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, 123 + ... + 2811.

Almost surely, 2^3944763 is an apocalyptic number.

3944763 is a deficient number, since it is larger than the sum of its proper divisors (1790317).

3944763 is a wasteful number, since it uses less digits than its factorization.

3944763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858 (or 2855 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 3944763 is about 1986.1427441148. The cubic root of 3944763 is about 158.0060217755.

The spelling of 3944763 in words is "three million, nine hundred forty-four thousand, seven hundred sixty-three".