44819009 has 2 divisors, whose sum is σ = 44819010. Its totient is φ = 44819008.

The previous prime is 44819003. The next prime is 44819023. The reversal of 44819009 is 90091844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44289025 + 529984 = 6655^2 + 728^2 .

It is a cyclic number.

It is not a de Polignac number, because 44819009 - 2¹⁶ = 44753473 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44819009.

It is not a weakly prime, because it can be changed into another prime (44819003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22409504 + 22409505.

It is an arithmetic number, because the mean of its divisors is an integer number (22409505).

Almost surely, 2^44819009 is an apocalyptic number.

It is an amenable number.

44819009 is a deficient number, since it is larger than the sum of its proper divisors (1).

44819009 is an equidigital number, since it uses as much as digits as its factorization.

44819009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 44819009 is about 6694.7000679642. The cubic root of 44819009 is about 355.2118262344.

The spelling of 44819009 in words is "forty-four million, eight hundred nineteen thousand, nine".