63240224 has 24 divisors (see below), whose sum is σ = 125613180. Its totient is φ = 31338496.

The previous prime is 63240223. The next prime is 63240257. The reversal of 63240224 is 42204236.

It can be written as a sum of positive squares in 2 ways, for example, as 36820624 + 26419600 = 6068^2 + 5140^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63240224.

It is not an unprimeable number, because it can be changed into a prime (63240223) 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, 5129 + ... + 12360.

Almost surely, 2^63240224 is an apocalyptic number.

It is an amenable number.

63240224 is a deficient number, since it is larger than the sum of its proper divisors (62372956).

63240224 is a wasteful number, since it uses less digits than its factorization.

63240224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17612 (or 17604 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 63240224 is about 7952.3722246887. The cubic root of 63240224 is about 398.4108280257.

The spelling of 63240224 in words is "sixty-three million, two hundred forty thousand, two hundred twenty-four".