44409863 has 2 divisors, whose sum is σ = 44409864. Its totient is φ = 44409862.

The previous prime is 44409829. The next prime is 44409913. The reversal of 44409863 is 36890444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44409863 - 2¹⁰ = 44408839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44409823) 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, 22204931 + 22204932.

It is an arithmetic number, because the mean of its divisors is an integer number (22204932).

Almost surely, 2^44409863 is an apocalyptic number.

44409863 is a deficient number, since it is larger than the sum of its proper divisors (1).

44409863 is an equidigital number, since it uses as much as digits as its factorization.

44409863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 44409863 is about 6664.0725536266. The cubic root of 44409863 is about 354.1276285522.

The spelling of 44409863 in words is "forty-four million, four hundred nine thousand, eight hundred sixty-three".