1339844 has 24 divisors (see below), whose sum is σ = 2630208. Its totient is φ = 591840.

The previous prime is 1339843. The next prime is 1339853. The reversal of 1339844 is 4489331.

It is a self number, because there is not a number n which added to its sum of digits gives 1339844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339843) 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, 1217 + ... + 2039.

It is an arithmetic number, because the mean of its divisors is an integer number (109592).

2^1339844 is an apocalyptic number.

It is an amenable number.

1339844 is a deficient number, since it is larger than the sum of its proper divisors (1290364).

1339844 is a wasteful number, since it uses less digits than its factorization.

1339844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875 (or 873 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 1339844 is about 1157.5163065806. The cubic root of 1339844 is about 110.2430987225.

The spelling of 1339844 in words is "one million, three hundred thirty-nine thousand, eight hundred forty-four".