1442323 has 4 divisors (see below), whose sum is σ = 1446088. Its totient is φ = 1438560.

The previous prime is 1442321. The next prime is 1442327. The reversal of 1442323 is 3232441.

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 1442323 - 2¹ = 1442321 is a prime.

It is a d-powerful number, because it can be written as 1 + 4⁹ + 4¹⁰ + 2⁹ + 3² + 2¹⁷ + 3² .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1442323.

It is not an unprimeable number, because it can be changed into a prime (1442321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1233 + ... + 2098.

It is an arithmetic number, because the mean of its divisors is an integer number (361522).

2^1442323 is an apocalyptic number.

1442323 is a deficient number, since it is larger than the sum of its proper divisors (3765).

1442323 is an equidigital number, since it uses as much as digits as its factorization.

1442323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3764.

The product of its digits is 576, while the sum is 19.

The square root of 1442323 is about 1200.9675266218. The cubic root of 1442323 is about 112.9850138061.

Adding to 1442323 its reverse (3232441), we get a palindrome (4674764).

The spelling of 1442323 in words is "one million, four hundred forty-two thousand, three hundred twenty-three".