44245530 has 144 divisors (see below), whose sum is σ = 136581120. Its totient is φ = 9906624.

The previous prime is 44245517. The next prime is 44245541. The reversal of 44245530 is 3554244.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44245494 and 44245503.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 348327 + ... + 348453.

It is an arithmetic number, because the mean of its divisors is an integer number (948480).

Almost surely, 2^44245530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44245530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68290560).

44245530 is an abundant number, since it is smaller than the sum of its proper divisors (92335590).

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

44245530 is a wasteful number, since it uses less digits than its factorization.

44245530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 44245530 is about 6651.7313535650. The cubic root of 44245530 is about 353.6902873819.

Adding to 44245530 its reverse (3554244), we get a palindrome (47799774).

The spelling of 44245530 in words is "forty-four million, two hundred forty-five thousand, five hundred thirty".