44065393 has 4 divisors (see below), whose sum is σ = 44106660. Its totient is φ = 44024128.

The previous prime is 44065381. The next prime is 44065403. The reversal of 44065393 is 39356044.

It is a happy number.

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 31270464 + 12794929 = 5592^2 + 3577^2 .

It is a cyclic number.

It is not a de Polignac number, because 44065393 - 2¹⁷ = 43934321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44065303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18988 + ... + 21181.

It is an arithmetic number, because the mean of its divisors is an integer number (11026665).

Almost surely, 2^44065393 is an apocalyptic number.

It is an amenable number.

44065393 is a deficient number, since it is larger than the sum of its proper divisors (41267).

44065393 is a wasteful number, since it uses less digits than its factorization.

44065393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41266.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 44065393 is about 6638.1769334660. The cubic root of 44065393 is about 353.2096409528.

The spelling of 44065393 in words is "forty-four million, sixty-five thousand, three hundred ninety-three".