1404443 has 4 divisors (see below), whose sum is σ = 1421448. Its totient is φ = 1387440.

The previous prime is 1404439. The next prime is 1404467. The reversal of 1404443 is 3444041.

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 1404443 - 2² = 1404439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1404643) 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, 8378 + ... + 8543.

It is an arithmetic number, because the mean of its divisors is an integer number (355362).

2^1404443 is an apocalyptic number.

1404443 is a deficient number, since it is larger than the sum of its proper divisors (17005).

1404443 is an equidigital number, since it uses as much as digits as its factorization.

1404443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17004.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1404443 is about 1185.0919795526. The cubic root of 1404443 is about 111.9871105490.

Adding to 1404443 its reverse (3444041), we get a palindrome (4848484).

The spelling of 1404443 in words is "one million, four hundred four thousand, four hundred forty-three".