1982444 has 6 divisors (see below), whose sum is σ = 3469284. Its totient is φ = 991220.

The previous prime is 1982443. The next prime is 1982447. The reversal of 1982444 is 4442891.

It is a self number, because there is not a number n which added to its sum of digits gives 1982444.

It is not an unprimeable number, because it can be changed into a prime (1982443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247802 + ... + 247809.

It is an arithmetic number, because the mean of its divisors is an integer number (578214).

2^1982444 is an apocalyptic number.

It is an amenable number.

1982444 is a deficient number, since it is larger than the sum of its proper divisors (1486840).

1982444 is a wasteful number, since it uses less digits than its factorization.

1982444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495615 (or 495613 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 1982444 is about 1407.9928977094. The cubic root of 1982444 is about 125.6223681206.

The spelling of 1982444 in words is "one million, nine hundred eighty-two thousand, four hundred forty-four".