63909132 has 48 divisors (see below), whose sum is σ = 173913600. Its totient is φ = 18258576.

The previous prime is 63909059. The next prime is 63909187. The reversal of 63909132 is 23190936.

It is a junction number, because it is equal to n+sod(n) for n = 63909093 and 63909102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3648 + ... + 11879.

It is an arithmetic number, because the mean of its divisors is an integer number (3623200).

Almost surely, 2^63909132 is an apocalyptic number.

It is an amenable number.

63909132 is an abundant number, since it is smaller than the sum of its proper divisors (110004468).

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

63909132 is a wasteful number, since it uses less digits than its factorization.

63909132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15555 (or 15539 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 63909132 is about 7994.3187327001. The cubic root of 63909132 is about 399.8106020018.

The spelling of 63909132 in words is "sixty-three million, nine hundred nine thousand, one hundred thirty-two".