63879383 has 8 divisors (see below), whose sum is σ = 65129760. Its totient is φ = 62635680.

The previous prime is 63879379. The next prime is 63879391. The reversal of 63879383 is 38397836.

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 63879383 - 2² = 63879379 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63879323) 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 7 ways as a sum of consecutive naturals, for example, 20441 + ... + 23357.

It is an arithmetic number, because the mean of its divisors is an integer number (8141220).

Almost surely, 2^63879383 is an apocalyptic number.

63879383 is a deficient number, since it is larger than the sum of its proper divisors (1250377).

63879383 is a wasteful number, since it uses less digits than its factorization.

63879383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337.

The product of its digits is 653184, while the sum is 47.

The square root of 63879383 is about 7992.4578822788. The cubic root of 63879383 is about 399.7485565569.

The spelling of 63879383 in words is "sixty-three million, eight hundred seventy-nine thousand, three hundred eighty-three".