944246189 has 2 divisors, whose sum is σ = 944246190. Its totient is φ = 944246188.

The previous prime is 944246183. The next prime is 944246201. The reversal of 944246189 is 981642449.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 734952100 + 209294089 = 27110^2 + 14467^2 .

It is a cyclic number.

It is not a de Polignac number, because 944246189 - 2²⁰ = 943197613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (944246183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472123094 + 472123095.

It is an arithmetic number, because the mean of its divisors is an integer number (472123095).

Almost surely, 2^944246189 is an apocalyptic number.

It is an amenable number.

944246189 is a deficient number, since it is larger than the sum of its proper divisors (1).

944246189 is an equidigital number, since it uses as much as digits as its factorization.

944246189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 47.

The square root of 944246189 is about 30728.5891150245. The cubic root of 944246189 is about 981.0588960523.

The spelling of 944246189 in words is "nine hundred forty-four million, two hundred forty-six thousand, one hundred eighty-nine".