3993963363 has 32 divisors (see below), whose sum is σ = 6649198080. Its totient is φ = 2350956960.

The previous prime is 3993963361. The next prime is 3993963397. The reversal of 3993963363 is 3633693993.

It is not a de Polignac number, because 3993963363 - 2¹ = 3993963361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3993963361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239293 + ... + 255438.

It is an arithmetic number, because the mean of its divisors is an integer number (207787440).

Almost surely, 2^3993963363 is an apocalyptic number.

3993963363 is a deficient number, since it is larger than the sum of its proper divisors (2655234717).

3993963363 is a wasteful number, since it uses less digits than its factorization.

3993963363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494776 (or 494770 counting only the distinct ones).

The product of its digits is 6377292, while the sum is 54.

The square root of 3993963363 is about 63197.8113782432. The cubic root of 3993963363 is about 1586.6021029258.

The spelling of 3993963363 in words is "three billion, nine hundred ninety-three million, nine hundred sixty-three thousand, three hundred sixty-three".