63689422 has 8 divisors (see below), whose sum is σ = 95589000. Its totient is φ = 31826424.

The previous prime is 63689413. The next prime is 63689443. The reversal of 63689422 is 22498636.

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, 4272 + ... + 12067.

It is an arithmetic number, because the mean of its divisors is an integer number (11948625).

Almost surely, 2^63689422 is an apocalyptic number.

63689422 is a deficient number, since it is larger than the sum of its proper divisors (31899578).

63689422 is a wasteful number, since it uses less digits than its factorization.

63689422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18290.

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

The square root of 63689422 is about 7980.5652682000. The cubic root of 63689422 is about 399.3519130253.

The spelling of 63689422 in words is "sixty-three million, six hundred eighty-nine thousand, four hundred twenty-two".