2220032232 has 128 divisors (see below), whose sum is σ = 6757027200. Its totient is φ = 669772800.

The previous prime is 2220032209. The next prime is 2220032279. The reversal of 2220032232 is 2322300222.

It is a super-2 number, since 2×2220032232² = 9857086222237803648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570678 + ... + 574554.

It is an arithmetic number, because the mean of its divisors is an integer number (52789275).

Almost surely, 2^2220032232 is an apocalyptic number.

2220032232 is a gapful number since it is divisible by the number (22) 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 2220032232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3378513600).

2220032232 is an abundant number, since it is smaller than the sum of its proper divisors (4536994968).

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

2220032232 is a wasteful number, since it uses less digits than its factorization.

2220032232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2220032232 is about 47117.2179993683. The cubic root of 2220032232 is about 1304.5270634002.

Adding to 2220032232 its reverse (2322300222), we get a palindrome (4542332454).

The spelling of 2220032232 in words is "two billion, two hundred twenty million, thirty-two thousand, two hundred thirty-two".