1985448 has 16 divisors (see below), whose sum is σ = 4963680. Its totient is φ = 661808.

The previous prime is 1985441. The next prime is 1985453. The reversal of 1985448 is 8445891.

It is not an unprimeable number, because it can be changed into a prime (1985441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41340 + ... + 41387.

It is an arithmetic number, because the mean of its divisors is an integer number (310230).

2^1985448 is an apocalyptic number.

It is an amenable number.

1985448 is an abundant number, since it is smaller than the sum of its proper divisors (2978232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1985448 is a wasteful number, since it uses less digits than its factorization.

1985448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82736 (or 82732 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 1985448 is about 1409.0592606417. The cubic root of 1985448 is about 125.6857880111.

The spelling of 1985448 in words is "one million, nine hundred eighty-five thousand, four hundred forty-eight".