63109332 has 216 divisors, whose sum is σ = 201434688. Its totient is φ = 16473600.

The previous prime is 63109327. The next prime is 63109339. The reversal of 63109332 is 23390136.

It is a junction number, because it is equal to n+sod(n) for n = 63109296 and 63109305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63109339) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1539232 + ... + 1539272.

It is an arithmetic number, because the mean of its divisors is an integer number (932568).

Almost surely, 2^63109332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63109332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100717344).

63109332 is an abundant number, since it is smaller than the sum of its proper divisors (138325356).

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

63109332 is a wasteful number, since it uses less digits than its factorization.

63109332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 63109332 is about 7944.1382163203. The cubic root of 63109332 is about 398.1357667503.

Adding to 63109332 its reverse (23390136), we get a palindrome (86499468).

The spelling of 63109332 in words is "sixty-three million, one hundred nine thousand, three hundred thirty-two".