44739313 has 2 divisors, whose sum is σ = 44739314. Its totient is φ = 44739312.

The previous prime is 44739311. The next prime is 44739329. The reversal of 44739313 is 31393744.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44515584 + 223729 = 6672^2 + 473^2 .

It is a cyclic number.

It is not a de Polignac number, because 44739313 - 2¹ = 44739311 is a prime.

It is a super-2 number, since 2×44739313² = 4003212255423938, which contains 22 as substring.

Together with 44739311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (44739311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22369656 + 22369657.

It is an arithmetic number, because the mean of its divisors is an integer number (22369657).

Almost surely, 2^44739313 is an apocalyptic number.

It is an amenable number.

44739313 is a deficient number, since it is larger than the sum of its proper divisors (1).

44739313 is an equidigital number, since it uses as much as digits as its factorization.

44739313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 44739313 is about 6688.7452485500. The cubic root of 44739313 is about 355.0011584965.

The spelling of 44739313 in words is "forty-four million, seven hundred thirty-nine thousand, three hundred thirteen".