1944529 has 2 divisors, whose sum is σ = 1944530. Its totient is φ = 1944528.

The previous prime is 1944521. The next prime is 1944539. The reversal of 1944529 is 9254491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1896129 + 48400 = 1377^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 1944529 - 2³ = 1944521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1944494 and 1944503.

It is not a weakly prime, because it can be changed into another prime (1944521) 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, 972264 + 972265.

It is an arithmetic number, because the mean of its divisors is an integer number (972265).

2^1944529 is an apocalyptic number.

It is an amenable number.

1944529 is a deficient number, since it is larger than the sum of its proper divisors (1).

1944529 is an equidigital number, since it uses as much as digits as its factorization.

1944529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 1944529 is about 1394.4636961929. The cubic root of 1944529 is about 124.8163489772.

The spelling of 1944529 in words is "one million, nine hundred forty-four thousand, five hundred twenty-nine".