63442844 has 12 divisors (see below), whose sum is σ = 117555984. Its totient is φ = 29855424.

The previous prime is 63442837. The next prime is 63442889. The reversal of 63442844 is 44824436.

63442844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 466424 + ... + 466559.

It is an arithmetic number, because the mean of its divisors is an integer number (9796332).

Almost surely, 2^63442844 is an apocalyptic number.

It is an amenable number.

63442844 is a deficient number, since it is larger than the sum of its proper divisors (54113140).

63442844 is a wasteful number, since it uses less digits than its factorization.

63442844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933004 (or 933002 counting only the distinct ones).

The product of its digits is 73728, while the sum is 35.

The square root of 63442844 is about 7965.1016314922. The cubic root of 63442844 is about 398.8358736446.

The spelling of 63442844 in words is "sixty-three million, four hundred forty-two thousand, eight hundred forty-four".