1679982 has 16 divisors (see below), whose sum is σ = 3378432. Its totient is φ = 556920.

The previous prime is 1679981. The next prime is 1680013. The reversal of 1679982 is 2899761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1679981) 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 7 ways as a sum of consecutive naturals, for example, 603 + ... + 1929.

It is an arithmetic number, because the mean of its divisors is an integer number (211152).

2^1679982 is an apocalyptic number.

1679982 is an abundant number, since it is smaller than the sum of its proper divisors (1698450).

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

1679982 is a wasteful number, since it uses less digits than its factorization.

1679982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543.

The product of its digits is 54432, while the sum is 42.

The square root of 1679982 is about 1296.1411960122. The cubic root of 1679982 is about 118.8780144879.

The spelling of 1679982 in words is "one million, six hundred seventy-nine thousand, nine hundred eighty-two".