1944339 has 8 divisors (see below), whose sum is σ = 2598912. Its totient is φ = 1293000.

The previous prime is 1944329. The next prime is 1944353. The reversal of 1944339 is 9334491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1944339 - 2⁴ = 1944323 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

1944339 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1944329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1822 + ... + 2684.

It is an arithmetic number, because the mean of its divisors is an integer number (324864).

2^1944339 is an apocalyptic number.

1944339 is a deficient number, since it is larger than the sum of its proper divisors (654573).

1944339 is an equidigital number, since it uses as much as digits as its factorization.

1944339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617.

The product of its digits is 11664, while the sum is 33.

The square root of 1944339 is about 1394.3955679792. The cubic root of 1944339 is about 124.8122835748.

The spelling of 1944339 in words is "one million, nine hundred forty-four thousand, three hundred thirty-nine".