63982239 has 8 divisors (see below), whose sum is σ = 85882800. Its totient is φ = 42368256.

The previous prime is 63982231. The next prime is 63982273. The reversal of 63982239 is 93228936.

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

It is not a de Polignac number, because 63982239 - 2³ = 63982231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63982239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63982231) 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, 71122 + ... + 72015.

It is an arithmetic number, because the mean of its divisors is an integer number (10735350).

Almost surely, 2^63982239 is an apocalyptic number.

63982239 is a deficient number, since it is larger than the sum of its proper divisors (21900561).

63982239 is a wasteful number, since it uses less digits than its factorization.

63982239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143289.

The product of its digits is 139968, while the sum is 42.

The square root of 63982239 is about 7998.8898604744. The cubic root of 63982239 is about 399.9629944933.

The spelling of 63982239 in words is "sixty-three million, nine hundred eighty-two thousand, two hundred thirty-nine".