44445330 has 48 divisors (see below), whose sum is σ = 115951680. Its totient is φ = 11811744.

The previous prime is 44445329. The next prime is 44445337. The reversal of 44445330 is 3354444.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44445294 and 44445303.

It is not an unprimeable number, because it can be changed into a prime (44445337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33459 + ... + 34761.

It is an arithmetic number, because the mean of its divisors is an integer number (2415660).

Almost surely, 2^44445330 is an apocalyptic number.

44445330 is an abundant number, since it is smaller than the sum of its proper divisors (71506350).

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

44445330 is a wasteful number, since it uses less digits than its factorization.

44445330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695 (or 1692 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 44445330 is about 6666.7330830025. The cubic root of 44445330 is about 354.2218756532.

Adding to 44445330 its reverse (3354444), we get a palindrome (47799774).

The spelling of 44445330 in words is "forty-four million, four hundred forty-five thousand, three hundred thirty".