44135225 has 12 divisors (see below), whose sum is σ = 54885996. Its totient is φ = 35206080.

The previous prime is 44135219. The next prime is 44135239. The reversal of 44135225 is 52253144.

It is a happy number.

44135225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 3736489 + 40398736 = 1933^2 + 6356^2 .

It is not a de Polignac number, because 44135225 - 2²⁰ = 43086649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44135194 and 44135203.

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, 6959 + ... + 11691.

It is an arithmetic number, because the mean of its divisors is an integer number (4573833).

Almost surely, 2^44135225 is an apocalyptic number.

It is an amenable number.

44135225 is a deficient number, since it is larger than the sum of its proper divisors (10750771).

44135225 is a wasteful number, since it uses less digits than its factorization.

44135225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5116 (or 5111 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 44135225 is about 6643.4347291142. The cubic root of 44135225 is about 353.3961237842.

Adding to 44135225 its reverse (52253144), we get a palindrome (96388369).

The spelling of 44135225 in words is "forty-four million, one hundred thirty-five thousand, two hundred twenty-five".