1982964 has 12 divisors (see below), whose sum is σ = 4626944. Its totient is φ = 660984.

The previous prime is 1982957. The next prime is 1982969. The reversal of 1982964 is 4692891.

1982964 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1982969) 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, 82612 + ... + 82635.

2^1982964 is an apocalyptic number.

It is an amenable number.

1982964 is an abundant number, since it is smaller than the sum of its proper divisors (2643980).

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

1982964 is a wasteful number, since it uses less digits than its factorization.

1982964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165254 (or 165252 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 1982964 is about 1408.1775456241. The cubic root of 1982964 is about 125.6333508471.

The spelling of 1982964 in words is "one million, nine hundred eighty-two thousand, nine hundred sixty-four".