2494091 has 2 divisors, whose sum is σ = 2494092. Its totient is φ = 2494090.

The previous prime is 2494081. The next prime is 2494099. The reversal of 2494091 is 1904942.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2494091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2494099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247045 + 1247046.

It is an arithmetic number, because the mean of its divisors is an integer number (1247046).

2^2494091 is an apocalyptic number.

2494091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494091 is an equidigital number, since it uses as much as digits as its factorization.

2494091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2494091 is about 1579.2691347582. The cubic root of 2494091 is about 135.6138665144.

The spelling of 2494091 in words is "two million, four hundred ninety-four thousand, ninety-one".