44303313 has 8 divisors (see below), whose sum is σ = 61639488. Its totient is φ = 28251344.

The previous prime is 44303293. The next prime is 44303317. The reversal of 44303313 is 31330344.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44303313 - 2⁸ = 44303057 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44303313.

It is not an unprimeable number, because it can be changed into a prime (44303317) 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, 320970 + ... + 321107.

It is an arithmetic number, because the mean of its divisors is an integer number (7704936).

Almost surely, 2^44303313 is an apocalyptic number.

It is an amenable number.

44303313 is a deficient number, since it is larger than the sum of its proper divisors (17336175).

44303313 is a wasteful number, since it uses less digits than its factorization.

44303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642103.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 44303313 is about 6656.0733920233. The cubic root of 44303313 is about 353.8441891474.

Adding to 44303313 its reverse (31330344), we get a palindrome (75633657).

The spelling of 44303313 in words is "forty-four million, three hundred three thousand, three hundred thirteen".