4431122232 has 32 divisors (see below), whose sum is σ = 11347998480. Its totient is φ = 1441015040.

The previous prime is 4431122231. The next prime is 4431122239. The reversal of 4431122232 is 2322211344.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 (4431122231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2250603 + ... + 2252570.

Almost surely, 2^4431122232 is an apocalyptic number.

It is an amenable number.

4431122232 is an abundant number, since it is smaller than the sum of its proper divisors (6916876248).

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

4431122232 is a wasteful number, since it uses less digits than its factorization.

4431122232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4503223 (or 4503219 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 4431122232 is about 66566.6750859617. The cubic root of 4431122232 is about 1642.4969686889.

Adding to 4431122232 its reverse (2322211344), we get a palindrome (6753333576).

The spelling of 4431122232 in words is "four billion, four hundred thirty-one million, one hundred twenty-two thousand, two hundred thirty-two".