1938764 has 6 divisors (see below), whose sum is σ = 3392844. Its totient is φ = 969380.

The previous prime is 1938751. The next prime is 1938773. The reversal of 1938764 is 4678391.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 242342 + ... + 242349.

It is an arithmetic number, because the mean of its divisors is an integer number (565474).

2^1938764 is an apocalyptic number.

It is an amenable number.

1938764 is a deficient number, since it is larger than the sum of its proper divisors (1454080).

1938764 is a wasteful number, since it uses less digits than its factorization.

1938764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484695 (or 484693 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 1938764 is about 1392.3950588824. The cubic root of 1938764 is about 124.6928780268.

It can be divided in two parts, 19 and 38764, that added together give a palindrome (38783).

The spelling of 1938764 in words is "one million, nine hundred thirty-eight thousand, seven hundred sixty-four".