44438879 has 2 divisors, whose sum is σ = 44438880. Its totient is φ = 44438878.

The previous prime is 44438873. The next prime is 44438881. The reversal of 44438879 is 97883444.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44438879 is a prime.

It is a Sophie Germain prime.

Together with 44438881, it forms a pair of twin primes.

It is a Chen prime.

It is a pancake number, because a pancake can be divided into 44438879 parts by 9427 straight cuts.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44438873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22219439 + 22219440.

It is an arithmetic number, because the mean of its divisors is an integer number (22219440).

Almost surely, 2^44438879 is an apocalyptic number.

44438879 is a deficient number, since it is larger than the sum of its proper divisors (1).

44438879 is an equidigital number, since it uses as much as digits as its factorization.

44438879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 47.

The square root of 44438879 is about 6666.2492452653. The cubic root of 44438879 is about 354.2047370256.

The spelling of 44438879 in words is "forty-four million, four hundred thirty-eight thousand, eight hundred seventy-nine".