43444799 has 2 divisors, whose sum is σ = 43444800. Its totient is φ = 43444798.

The previous prime is 43444787. The next prime is 43444801. The reversal of 43444799 is 99744434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43444799 - 2²⁰ = 42396223 is a prime.

Together with 43444801, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43444759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21722399 + 21722400.

It is an arithmetic number, because the mean of its divisors is an integer number (21722400).

Almost surely, 2^43444799 is an apocalyptic number.

43444799 is a deficient number, since it is larger than the sum of its proper divisors (1).

43444799 is an equidigital number, since it uses as much as digits as its factorization.

43444799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 44.

The square root of 43444799 is about 6591.2668736746. The cubic root of 43444799 is about 351.5436552559.

The spelling of 43444799 in words is "forty-three million, four hundred forty-four thousand, seven hundred ninety-nine".