63986422 has 8 divisors (see below), whose sum is σ = 96064056. Its totient is φ = 31965072.

The previous prime is 63986413. The next prime is 63986467. The reversal of 63986422 is 22468936.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11103 + ... + 15850.

It is an arithmetic number, because the mean of its divisors is an integer number (12008007).

Almost surely, 2^63986422 is an apocalyptic number.

63986422 is a deficient number, since it is larger than the sum of its proper divisors (32077634).

63986422 is a wasteful number, since it uses less digits than its factorization.

63986422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28142.

The product of its digits is 124416, while the sum is 40.

The square root of 63986422 is about 7999.1513299850. The cubic root of 63986422 is about 399.9717104993.

The spelling of 63986422 in words is "sixty-three million, nine hundred eighty-six thousand, four hundred twenty-two".