63544244 has 24 divisors (see below), whose sum is σ = 116377128. Its totient is φ = 30326400.

The previous prime is 63544241. The next prime is 63544259. The reversal of 63544244 is 44244536.

It can be written as a sum of positive squares in 4 ways, for example, as 51294244 + 12250000 = 7162^2 + 3500^2 .

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 63544244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63544241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3794 + ... + 11894.

It is an arithmetic number, because the mean of its divisors is an integer number (4849047).

Almost surely, 2^63544244 is an apocalyptic number.

It is an amenable number.

63544244 is a deficient number, since it is larger than the sum of its proper divisors (52832884).

63544244 is a wasteful number, since it uses less digits than its factorization.

63544244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8195 (or 8193 counting only the distinct ones).

The product of its digits is 46080, while the sum is 32.

The square root of 63544244 is about 7971.4643573185. The cubic root of 63544244 is about 399.0482455381.

The spelling of 63544244 in words is "sixty-three million, five hundred forty-four thousand, two hundred forty-four".