2023091 has 8 divisors (see below), whose sum is σ = 2386944. Its totient is φ = 1677960.

The previous prime is 2023081. The next prime is 2023093. The reversal of 2023091 is 1903202.

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

It is a cyclic number.

It is not a de Polignac number, because 2023091 - 2⁶ = 2023027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2023093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4445 + ... + 4878.

It is an arithmetic number, because the mean of its divisors is an integer number (298368).

2^2023091 is an apocalyptic number.

2023091 is a deficient number, since it is larger than the sum of its proper divisors (363853).

2023091 is an equidigital number, since it uses as much as digits as its factorization.

2023091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9361.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 2023091 is about 1422.3540346904. The cubic root of 2023091 is about 126.4751314204.

Adding to 2023091 its reverse (1903202), we get a palindrome (3926293).

The spelling of 2023091 in words is "two million, twenty-three thousand, ninety-one".