63608136 has 64 divisors (see below), whose sum is σ = 167400000. Its totient is φ = 20111616.

The previous prime is 63608131. The next prime is 63608159. The reversal of 63608136 is 63180636.

It is a junction number, because it is equal to n+sod(n) for n = 63608097 and 63608106.

It is not an unprimeable number, because it can be changed into a prime (63608131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40290 + ... + 41838.

It is an arithmetic number, because the mean of its divisors is an integer number (2615625).

Almost surely, 2^63608136 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 63608136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83700000).

63608136 is an abundant number, since it is smaller than the sum of its proper divisors (103791864).

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

63608136 is a wasteful number, since it uses less digits than its factorization.

63608136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646 (or 1642 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 63608136 is about 7975.4708951886. The cubic root of 63608136 is about 399.1819447713.

The spelling of 63608136 in words is "sixty-three million, six hundred eight thousand, one hundred thirty-six".