2540611 has 4 divisors (see below), whose sum is σ = 2543800. Its totient is φ = 2537424.

The previous prime is 2540609. The next prime is 2540617. The reversal of 2540611 is 1160452.

2540611 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2540611 - 2¹ = 2540609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2540617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 775 + ... + 2383.

It is an arithmetic number, because the mean of its divisors is an integer number (635950).

2^2540611 is an apocalyptic number.

2540611 is a deficient number, since it is larger than the sum of its proper divisors (3189).

2540611 is a wasteful number, since it uses less digits than its factorization.

2540611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2540611 is about 1593.9294212731. The cubic root of 2540611 is about 136.4518384389.

The spelling of 2540611 in words is "two million, five hundred forty thousand, six hundred eleven".