1443998 has 8 divisors (see below), whose sum is σ = 2196720. Its totient is φ = 711760.

The previous prime is 1443989. The next prime is 1444007. The reversal of 1443998 is 8993441.

It is an interprime number because it is at equal distance from previous prime (1443989) and next prime (1444007).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4943 + ... + 5226.

It is an arithmetic number, because the mean of its divisors is an integer number (274590).

2^1443998 is an apocalyptic number.

1443998 is a deficient number, since it is larger than the sum of its proper divisors (752722).

1443998 is a wasteful number, since it uses less digits than its factorization.

1443998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10242.

The product of its digits is 31104, while the sum is 38.

The square root of 1443998 is about 1201.6646786854. The cubic root of 1443998 is about 113.0287341760.

The spelling of 1443998 in words is "one million, four hundred forty-three thousand, nine hundred ninety-eight".