44421379 has 2 divisors, whose sum is σ = 44421380. Its totient is φ = 44421378.

The previous prime is 44421347. The next prime is 44421389. The reversal of 44421379 is 97312444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44421379 - 2⁵ = 44421347 is a prime.

It is not a weakly prime, because it can be changed into another prime (44421389) 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, 22210689 + 22210690.

It is an arithmetic number, because the mean of its divisors is an integer number (22210690).

Almost surely, 2^44421379 is an apocalyptic number.

44421379 is a deficient number, since it is larger than the sum of its proper divisors (1).

44421379 is an equidigital number, since it uses as much as digits as its factorization.

44421379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 44421379 is about 6664.9365338314. The cubic root of 44421379 is about 354.1582357270.

The spelling of 44421379 in words is "forty-four million, four hundred twenty-one thousand, three hundred seventy-nine".