4607639808 has 72 divisors (see below), whose sum is σ = 12274350816. Its totient is φ = 1534464000.

The previous prime is 4607639791. The next prime is 4607639837. The reversal of 4607639808 is 8089367064.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135383 + ... + 1139433.

Almost surely, 2^4607639808 is an apocalyptic number.

4607639808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4607639808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6137175408).

4607639808 is an abundant number, since it is smaller than the sum of its proper divisors (7666711008).

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

4607639808 is a wasteful number, since it uses less digits than its factorization.

4607639808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551 (or 5537 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 4607639808 is about 67879.5978774182. The cubic root of 4607639808 is about 1664.0236991201.

The spelling of 4607639808 in words is "four billion, six hundred seven million, six hundred thirty-nine thousand, eight hundred eight".