44344913 has 2 divisors, whose sum is σ = 44344914. Its totient is φ = 44344912.

The previous prime is 44344871. The next prime is 44344939. The reversal of 44344913 is 31944344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25230529 + 19114384 = 5023^2 + 4372^2 .

It is a cyclic number.

It is not a de Polignac number, because 44344913 - 2¹² = 44340817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44344913.

It is not a weakly prime, because it can be changed into another prime (44344513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22172456 + 22172457.

It is an arithmetic number, because the mean of its divisors is an integer number (22172457).

Almost surely, 2^44344913 is an apocalyptic number.

It is an amenable number.

44344913 is a deficient number, since it is larger than the sum of its proper divisors (1).

44344913 is an equidigital number, since it uses as much as digits as its factorization.

44344913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 44344913 is about 6659.1976243388. The cubic root of 44344913 is about 353.9549055734.

The spelling of 44344913 in words is "forty-four million, three hundred forty-four thousand, nine hundred thirteen".