4442402232 has 80 divisors (see below), whose sum is σ = 12496667040. Its totient is φ = 1474395264.

The previous prime is 4442402221. The next prime is 4442402233. The reversal of 4442402232 is 2322042444.

4442402232 is a `hidden beast` number, since 4 + 4 + 424 + 0 + 2 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4442402196 and 4442402205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442402233) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 136273 + ... + 165695.

It is an arithmetic number, because the mean of its divisors is an integer number (156208338).

Almost surely, 2^4442402232 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 4442402232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6248333520).

4442402232 is an abundant number, since it is smaller than the sum of its proper divisors (8054264808).

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

4442402232 is a wasteful number, since it uses less digits than its factorization.

4442402232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29674 (or 29661 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 4442402232 is about 66651.3483134437. The cubic root of 4442402232 is about 1643.8895178565.

Adding to 4442402232 its reverse (2322042444), we get a palindrome (6764444676).

The spelling of 4442402232 in words is "four billion, four hundred forty-two million, four hundred two thousand, two hundred thirty-two".