63888339 has 8 divisors (see below), whose sum is σ = 85707712. Its totient is φ = 42330600.

The previous prime is 63888323. The next prime is 63888361. The reversal of 63888339 is 93388836.

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

It is not a de Polignac number, because 63888339 - 2⁴ = 63888323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63888379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64837 + ... + 65814.

It is an arithmetic number, because the mean of its divisors is an integer number (10713464).

Almost surely, 2^63888339 is an apocalyptic number.

63888339 is a deficient number, since it is larger than the sum of its proper divisors (21819373).

63888339 is a wasteful number, since it uses less digits than its factorization.

63888339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130817.

The product of its digits is 746496, while the sum is 48.

The square root of 63888339 is about 7993.0181408527. The cubic root of 63888339 is about 399.7672374970.

The spelling of 63888339 in words is "sixty-three million, eight hundred eighty-eight thousand, three hundred thirty-nine".