63544332 has 24 divisors (see below), whose sum is σ = 148490496. Its totient is φ = 21149968.

The previous prime is 63544291. The next prime is 63544333. The reversal of 63544332 is 23344536.

It is a self number, because there is not a number n which added to its sum of digits gives 63544332.

It is not an unprimeable number, because it can be changed into a prime (63544333) 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, 5353 + ... + 12479.

It is an arithmetic number, because the mean of its divisors is an integer number (6187104).

Almost surely, 2^63544332 is an apocalyptic number.

It is an amenable number.

63544332 is an abundant number, since it is smaller than the sum of its proper divisors (84946164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63544332 is a wasteful number, since it uses less digits than its factorization.

63544332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7877 (or 7875 counting only the distinct ones).

The product of its digits is 25920, while the sum is 30.

The square root of 63544332 is about 7971.4698770051. The cubic root of 63544332 is about 399.0484297469.

Adding to 63544332 its reverse (23344536), we get a palindrome (86888868).

The spelling of 63544332 in words is "sixty-three million, five hundred forty-four thousand, three hundred thirty-two".