44242249 has 2 divisors, whose sum is σ = 44242250. Its totient is φ = 44242248.

The previous prime is 44242243. The next prime is 44242259. The reversal of 44242249 is 94224244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44023225 + 219024 = 6635^2 + 468^2 .

It is a cyclic number.

It is not a de Polignac number, because 44242249 - 2²³ = 35853641 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 44242249.

It is not a weakly prime, because it can be changed into another prime (44242243) 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, 22121124 + 22121125.

It is an arithmetic number, because the mean of its divisors is an integer number (22121125).

Almost surely, 2^44242249 is an apocalyptic number.

It is an amenable number.

44242249 is a deficient number, since it is larger than the sum of its proper divisors (1).

44242249 is an equidigital number, since it uses as much as digits as its factorization.

44242249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 31.

The square root of 44242249 is about 6651.4847214738. The cubic root of 44242249 is about 353.6815446040.

The spelling of 44242249 in words is "forty-four million, two hundred forty-two thousand, two hundred forty-nine".