3641963 has 8 divisors (see below), whose sum is σ = 3937248. Its totient is φ = 3348864.

The previous prime is 3641951. The next prime is 3641987. The reversal of 3641963 is 3691463.

It is a happy number.

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 3641963 - 2⁸ = 3641707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3641923) 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, 5306 + ... + 5952.

It is an arithmetic number, because the mean of its divisors is an integer number (492156).

Almost surely, 2^3641963 is an apocalyptic number.

3641963 is a deficient number, since it is larger than the sum of its proper divisors (295285).

3641963 is a wasteful number, since it uses less digits than its factorization.

3641963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093.

The product of its digits is 11664, while the sum is 32.

The square root of 3641963 is about 1908.3927792779. The cubic root of 3641963 is about 153.8550809628.

The spelling of 3641963 in words is "three million, six hundred forty-one thousand, nine hundred sixty-three".