44535213 has 12 divisors (see below), whose sum is σ = 66547260. Its totient is φ = 28666176.

The previous prime is 44535209. The next prime is 44535241. The reversal of 44535213 is 31253544.

44535213 is a `hidden beast` number, since 445 + 3 + 5 + 213 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37785609 + 6749604 = 6147^2 + 2598^2 .

It is not a de Polignac number, because 44535213 - 2² = 44535209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44535203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85056 + ... + 85577.

It is an arithmetic number, because the mean of its divisors is an integer number (5545605).

Almost surely, 2^44535213 is an apocalyptic number.

It is an amenable number.

44535213 is a deficient number, since it is larger than the sum of its proper divisors (22012047).

44535213 is a wasteful number, since it uses less digits than its factorization.

44535213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170668 (or 170665 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 44535213 is about 6673.4708360792. The cubic root of 44535213 is about 354.4604990459.

Adding to 44535213 its reverse (31253544), we get a palindrome (75788757).

The spelling of 44535213 in words is "forty-four million, five hundred thirty-five thousand, two hundred thirteen".