44490312 has 48 divisors (see below), whose sum is σ = 121621500. Its totient is φ = 14691456.

The previous prime is 44490293. The next prime is 44490331. The reversal of 44490312 is 21309444.

44490312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44490293) and next prime (44490331).

It can be written as a sum of positive squares in 2 ways, for example, as 44435556 + 54756 = 6666^2 + 234^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5014 + ... + 10682.

Almost surely, 2^44490312 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 44490312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60810750).

44490312 is an abundant number, since it is smaller than the sum of its proper divisors (77131188).

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

44490312 is a wasteful number, since it uses less digits than its factorization.

44490312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5790 (or 5783 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 44490312 is about 6670.1058462366. The cubic root of 44490312 is about 354.3413350437.

Adding to 44490312 its reverse (21309444), we get a palindrome (65799756).

The spelling of 44490312 in words is "forty-four million, four hundred ninety thousand, three hundred twelve".