44145330 has 16 divisors (see below), whose sum is σ = 105948864. Its totient is φ = 11772080.

The previous prime is 44145323. The next prime is 44145331. The reversal of 44145330 is 3354144.

It is a self number, because there is not a number n which added to its sum of digits gives 44145330.

It is not an unprimeable number, because it can be changed into a prime (44145331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735726 + ... + 735785.

It is an arithmetic number, because the mean of its divisors is an integer number (6621804).

Almost surely, 2^44145330 is an apocalyptic number.

44145330 is an abundant number, since it is smaller than the sum of its proper divisors (61803534).

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

44145330 is a wasteful number, since it uses less digits than its factorization.

44145330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471521.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 44145330 is about 6644.1952108589. The cubic root of 44145330 is about 353.4230923814.

Adding to 44145330 its reverse (3354144), we get a palindrome (47499474).

The spelling of 44145330 in words is "forty-four million, one hundred forty-five thousand, three hundred thirty".