1938896 has 10 divisors (see below), whose sum is σ = 3756642. Its totient is φ = 969440.

The previous prime is 1938889. The next prime is 1938907. The reversal of 1938896 is 6988391.

It can be written as a sum of positive squares in only one way, i.e., 1860496 + 78400 = 1364^2 + 280^2 .

It is a congruent number.

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, 60575 + ... + 60606.

2^1938896 is an apocalyptic number.

1938896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1938896 is a deficient number, since it is larger than the sum of its proper divisors (1817746).

1938896 is a wasteful number, since it uses less digits than its factorization.

1938896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121189 (or 121183 counting only the distinct ones).

The product of its digits is 93312, while the sum is 44.

The square root of 1938896 is about 1392.4424584161. The cubic root of 1938896 is about 124.6957078514.

The spelling of 1938896 in words is "one million, nine hundred thirty-eight thousand, eight hundred ninety-six".