1828339 has 4 divisors (see below), whose sum is σ = 1907856. Its totient is φ = 1748824.

The previous prime is 1828331. The next prime is 1828361. The reversal of 1828339 is 9338281.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1828339 - 2³ = 1828331 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1828331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39724 + ... + 39769.

It is an arithmetic number, because the mean of its divisors is an integer number (476964).

2^1828339 is an apocalyptic number.

1828339 is a deficient number, since it is larger than the sum of its proper divisors (79517).

1828339 is an equidigital number, since it uses as much as digits as its factorization.

1828339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79516.

The product of its digits is 10368, while the sum is 34.

The square root of 1828339 is about 1352.1608632112. The cubic root of 1828339 is about 122.2791021140.

The spelling of 1828339 in words is "one million, eight hundred twenty-eight thousand, three hundred thirty-nine".