44313321 has 12 divisors (see below), whose sum is σ = 63979728. Its totient is φ = 27269424.

The previous prime is 44313317. The next prime is 44313323. The reversal of 44313321 is 12331344.

It is not a de Polignac number, because 44313321 - 2² = 44313317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44313323) 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, 43195 + ... + 44208.

It is an arithmetic number, because the mean of its divisors is an integer number (5331644).

Almost surely, 2^44313321 is an apocalyptic number.

It is an amenable number.

44313321 is a deficient number, since it is larger than the sum of its proper divisors (19666407).

44313321 is a wasteful number, since it uses less digits than its factorization.

44313321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87432 (or 87419 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 44313321 is about 6656.8251441659. The cubic root of 44313321 is about 353.8708312936.

Adding to 44313321 its reverse (12331344), we get a palindrome (56644665).

The spelling of 44313321 in words is "forty-four million, three hundred thirteen thousand, three hundred twenty-one".