444433332 has 96 divisors (see below), whose sum is σ = 1273216000. Its totient is φ = 120276576.

The previous prime is 444433331. The next prime is 444433333. The reversal of 444433332 is 233334444.

It is an interprime number because it is at equal distance from previous prime (444433331) and next prime (444433333).

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

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 444433332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444433331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75363 + ... + 81045.

Almost surely, 2^444433332 is an apocalyptic number.

444433332 is a gapful number since it is divisible by the number (42) 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 444433332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (636608000).

444433332 is an abundant number, since it is smaller than the sum of its proper divisors (828782668).

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

444433332 is a wasteful number, since it uses less digits than its factorization.

444433332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5730 (or 5714 counting only the distinct ones).

The product of its digits is 41472, while the sum is 30.

The square root of 444433332 is about 21081.5875113806. The cubic root of 444433332 is about 763.1364680292.

Adding to 444433332 its reverse (233334444), we get a palindrome (677767776).

The spelling of 444433332 in words is "four hundred forty-four million, four hundred thirty-three thousand, three hundred thirty-two".