63540532 has 12 divisors (see below), whose sum is σ = 121304736. Its totient is φ = 28882040.

The previous prime is 63540523. The next prime is 63540553. The reversal of 63540532 is 23504536.

63540532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63540532.

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, 722008 + ... + 722095.

It is an arithmetic number, because the mean of its divisors is an integer number (10108728).

Almost surely, 2^63540532 is an apocalyptic number.

It is an amenable number.

63540532 is a deficient number, since it is larger than the sum of its proper divisors (57764204).

63540532 is a wasteful number, since it uses less digits than its factorization.

63540532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444118 (or 1444116 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 63540532 is about 7971.2315234222. The cubic root of 63540532 is about 399.0404751205.

The spelling of 63540532 in words is "sixty-three million, five hundred forty thousand, five hundred thirty-two".