3963650 has 12 divisors (see below), whose sum is σ = 7372482. Its totient is φ = 1585440.

The previous prime is 3963649. The next prime is 3963683. The reversal of 3963650 is 563693.

3963650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2271049 + 1692601 = 1507^2 + 1301^2 .

It is a Curzon number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 39587 + ... + 39686.

Almost surely, 2^3963650 is an apocalyptic number.

3963650 is a deficient number, since it is larger than the sum of its proper divisors (3408832).

3963650 is a wasteful number, since it uses less digits than its factorization.

3963650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79285 (or 79280 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 3963650 is about 1990.8917599910. The cubic root of 3963650 is about 158.2577909875.

The spelling of 3963650 in words is "three million, nine hundred sixty-three thousand, six hundred fifty".