2438091 has 6 divisors (see below), whose sum is σ = 3521700. Its totient is φ = 1625388.

The previous prime is 2438083. The next prime is 2438101. The reversal of 2438091 is 1908342.

It is not a de Polignac number, because 2438091 - 2³ = 2438083 is a prime.

2438091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2438071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135441 + ... + 135458.

It is an arithmetic number, because the mean of its divisors is an integer number (586950).

2^2438091 is an apocalyptic number.

2438091 is a deficient number, since it is larger than the sum of its proper divisors (1083609).

2438091 is a wasteful number, since it uses less digits than its factorization.

2438091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270905 (or 270902 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2438091 is about 1561.4387596060. The cubic root of 2438091 is about 134.5911912733.

The spelling of 2438091 in words is "two million, four hundred thirty-eight thousand, ninety-one".