3683963 has 8 divisors (see below), whose sum is σ = 3760848. Its totient is φ = 3608064.

The previous prime is 3683959. The next prime is 3683969. The reversal of 3683963 is 3693863.

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

It is a cyclic number.

It is not a de Polignac number, because 3683963 - 2² = 3683959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3683969) 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 7 ways as a sum of consecutive naturals, for example, 15695 + ... + 15927.

It is an arithmetic number, because the mean of its divisors is an integer number (470106).

Almost surely, 2^3683963 is an apocalyptic number.

3683963 is a deficient number, since it is larger than the sum of its proper divisors (76885).

3683963 is a wasteful number, since it uses less digits than its factorization.

3683963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493.

The product of its digits is 69984, while the sum is 38.

The square root of 3683963 is about 1919.3652596627. The cubic root of 3683963 is about 154.4442532686. Note that the first 3 decimals are identical.

The spelling of 3683963 in words is "three million, six hundred eighty-three thousand, nine hundred sixty-three".