1938795 has 16 divisors (see below), whose sum is σ = 3209760. Its totient is φ = 998144.

The previous prime is 1938791. The next prime is 1938803. The reversal of 1938795 is 5978391.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1938795 - 2² = 1938791 is a prime.

1938795 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1938791) 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 15 ways as a sum of consecutive naturals, for example, 1794 + ... + 2663.

It is an arithmetic number, because the mean of its divisors is an integer number (200610).

2^1938795 is an apocalyptic number.

1938795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1938795 is a deficient number, since it is larger than the sum of its proper divisors (1270965).

1938795 is a wasteful number, since it uses less digits than its factorization.

1938795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4494.

The product of its digits is 68040, while the sum is 42.

The square root of 1938795 is about 1392.4061907360. The cubic root of 1938795 is about 124.6935426183.

The spelling of 1938795 in words is "one million, nine hundred thirty-eight thousand, seven hundred ninety-five".