63442223 has 8 divisors (see below), whose sum is σ = 68385408. Its totient is φ = 58508064.

The previous prime is 63442217. The next prime is 63442231. The reversal of 63442223 is 32224436.

63442223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 63442223 - 2⁴ = 63442207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63442192 and 63442201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63442123) 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 7 ways as a sum of consecutive naturals, for example, 22361 + ... + 25037.

It is an arithmetic number, because the mean of its divisors is an integer number (8548176).

Almost surely, 2^63442223 is an apocalyptic number.

63442223 is a deficient number, since it is larger than the sum of its proper divisors (4943185).

63442223 is a wasteful number, since it uses less digits than its factorization.

63442223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4513.

The product of its digits is 6912, while the sum is 26.

The square root of 63442223 is about 7965.0626488434. The cubic root of 63442223 is about 398.8345723269.

Adding to 63442223 its reverse (32224436), we get a palindrome (95666659).

The spelling of 63442223 in words is "sixty-three million, four hundred forty-two thousand, two hundred twenty-three".