1944841 has 2 divisors, whose sum is σ = 1944842. Its totient is φ = 1944840.

The previous prime is 1944829. The next prime is 1944853. The reversal of 1944841 is 1484491.

It is a balanced prime because it is at equal distance from previous prime (1944829) and next prime (1944853).

It can be written as a sum of positive squares in only one way, i.e., 1679616 + 265225 = 1296^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 1944841 - 2⁷ = 1944713 is a prime.

It is not a weakly prime, because it can be changed into another prime (1944881) 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, 972420 + 972421.

It is an arithmetic number, because the mean of its divisors is an integer number (972421).

2^1944841 is an apocalyptic number.

It is an amenable number.

1944841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1944841 is an equidigital number, since it uses as much as digits as its factorization.

1944841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 31.

The square root of 1944841 is about 1394.5755626713. The cubic root of 1944841 is about 124.8230242215.

The spelling of 1944841 in words is "one million, nine hundred forty-four thousand, eight hundred forty-one".