63129922 has 8 divisors (see below), whose sum is σ = 95440896. Its totient is φ = 31316292.

The previous prime is 63129901. The next prime is 63129923. The reversal of 63129922 is 22992136.

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

It is not an unprimeable number, because it can be changed into a prime (63129923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124018 + ... + 124525.

It is an arithmetic number, because the mean of its divisors is an integer number (11930112).

Almost surely, 2^63129922 is an apocalyptic number.

63129922 is a deficient number, since it is larger than the sum of its proper divisors (32310974).

63129922 is a wasteful number, since it uses less digits than its factorization.

63129922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248672.

The product of its digits is 11664, while the sum is 34.

The square root of 63129922 is about 7945.4340347145. The cubic root of 63129922 is about 398.1790605276.

The spelling of 63129922 in words is "sixty-three million, one hundred twenty-nine thousand, nine hundred twenty-two".