4688642232 has 112 divisors (see below), whose sum is σ = 13212271440. Its totient is φ = 1559150208.

The previous prime is 4688642159. The next prime is 4688642237. The reversal of 4688642232 is 2322468864.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4688642237) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3597693 + ... + 3598995.

Almost surely, 2^4688642232 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 4688642232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6606135720).

4688642232 is an abundant number, since it is smaller than the sum of its proper divisors (8523629208).

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

4688642232 is a wasteful number, since it uses less digits than its factorization.

4688642232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944 (or 1925 counting only the distinct ones).

The product of its digits is 884736, while the sum is 45.

The square root of 4688642232 is about 68473.6608631377. The cubic root of 4688642232 is about 1673.7183015409.

The spelling of 4688642232 in words is "four billion, six hundred eighty-eight million, six hundred forty-two thousand, two hundred thirty-two".