2740459 has 2 divisors, whose sum is σ = 2740460. Its totient is φ = 2740458.

The previous prime is 2740453. The next prime is 2740469. The reversal of 2740459 is 9540472.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2740459 is a prime.

It is a Chen prime.

It is equal to p₁₉₉₃₅₄ and since 2740459 and 199354 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2740459.

It is not a weakly prime, because it can be changed into another prime (2740453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1370229 + 1370230.

It is an arithmetic number, because the mean of its divisors is an integer number (1370230).

2^2740459 is an apocalyptic number.

2740459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2740459 is an equidigital number, since it uses as much as digits as its factorization.

2740459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 2740459 is about 1655.4331759392. The cubic root of 2740459 is about 139.9397529888.

The spelling of 2740459 in words is "two million, seven hundred forty thousand, four hundred fifty-nine".