32444412 has 192 divisors, whose sum is σ = 105821184. Its totient is φ = 7464960.

The previous prime is 32444411. The next prime is 32444413. The reversal of 32444412 is 21444423.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (32444411) and next prime (32444413).

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 (32444411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 444408 + ... + 444480.

It is an arithmetic number, because the mean of its divisors is an integer number (551152).

Almost surely, 2^32444412 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 32444412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52910592).

32444412 is an abundant number, since it is smaller than the sum of its proper divisors (73376772).

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

32444412 is a wasteful number, since it uses less digits than its factorization.

32444412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148 (or 146 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 32444412 is about 5695.9996488764. Note that the first 3 decimals coincide. The cubic root of 32444412 is about 318.9431671895.

Adding to 32444412 its reverse (21444423), we get a palindrome (53888835).

It can be divided in two parts, 32 and 444412, that added together give a palindrome (444444).

The spelling of 32444412 in words is "thirty-two million, four hundred forty-four thousand, four hundred twelve".