63222242 has 8 divisors (see below), whose sum is σ = 94896732. Its totient is φ = 31590000.

The previous prime is 63222241. The next prime is 63222259. The reversal of 63222242 is 24222236.

63222242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 61606801 + 1615441 = 7849^2 + 1271^2 .

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 (63222241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6509 + ... + 12992.

Almost surely, 2^63222242 is an apocalyptic number.

63222242 is a deficient number, since it is larger than the sum of its proper divisors (31674490).

63222242 is a wasteful number, since it uses less digits than its factorization.

63222242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21124.

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

The square root of 63222242 is about 7951.2415382756. The cubic root of 63222242 is about 398.3730624908.

Adding to 63222242 its reverse (24222236), we get a palindrome (87444478).

The spelling of 63222242 in words is "sixty-three million, two hundred twenty-two thousand, two hundred forty-two".