2091338 has 8 divisors (see below), whose sum is σ = 3184032. Its totient is φ = 1029996.

The previous prime is 2091337. The next prime is 2091343. The reversal of 2091338 is 8331902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2091337) 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 3 ways as a sum of consecutive naturals, for example, 7670 + ... + 7937.

It is an arithmetic number, because the mean of its divisors is an integer number (398004).

2^2091338 is an apocalyptic number.

2091338 is a deficient number, since it is larger than the sum of its proper divisors (1092694).

2091338 is a wasteful number, since it uses less digits than its factorization.

2091338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15676.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2091338 is about 1446.1459124169. The cubic root of 2091338 is about 127.8816043891.

The spelling of 2091338 in words is "two million, ninety-one thousand, three hundred thirty-eight".