1964868 has 24 divisors (see below), whose sum is σ = 4649568. Its totient is φ = 645696.

The previous prime is 1964861. The next prime is 1964881. The reversal of 1964868 is 8684691.

It is not an unprimeable number, because it can be changed into a prime (1964861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246 + ... + 1997.

It is an arithmetic number, because the mean of its divisors is an integer number (193732).

2^1964868 is an apocalyptic number.

It is an amenable number.

1964868 is an abundant number, since it is smaller than the sum of its proper divisors (2684700).

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

1964868 is a wasteful number, since it uses less digits than its factorization.

1964868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323 (or 2321 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 1964868 is about 1401.7374932561. The cubic root of 1964868 is about 125.2500169322.

The spelling of 1964868 in words is "one million, nine hundred sixty-four thousand, eight hundred sixty-eight".