44944145 has 4 divisors (see below), whose sum is σ = 53932980. Its totient is φ = 35955312.

The previous prime is 44944111. The next prime is 44944147. The reversal of 44944145 is 54144944.

44944145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16032016 + 28912129 = 4004^2 + 5377^2 .

It is a cyclic number.

It is not a de Polignac number, because 44944145 - 2¹⁶ = 44878609 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44944147) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4494410 + ... + 4494419.

It is an arithmetic number, because the mean of its divisors is an integer number (13483245).

Almost surely, 2^44944145 is an apocalyptic number.

It is an amenable number.

44944145 is a deficient number, since it is larger than the sum of its proper divisors (8988835).

44944145 is an equidigital number, since it uses as much as digits as its factorization.

44944145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8988834.

The product of its digits is 46080, while the sum is 35.

The square root of 44944145 is about 6704.0394539412. The cubic root of 44944145 is about 355.5421063525.

The spelling of 44944145 in words is "forty-four million, nine hundred forty-four thousand, one hundred forty-five".