2541686 has 8 divisors (see below), whose sum is σ = 4357200. Its totient is φ = 1089288.

The previous prime is 2541683. The next prime is 2541689. The reversal of 2541686 is 6861452.

2541686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2541683) and next prime (2541689).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90761 + ... + 90788.

It is an arithmetic number, because the mean of its divisors is an integer number (544650).

2^2541686 is an apocalyptic number.

2541686 is a deficient number, since it is larger than the sum of its proper divisors (1815514).

2541686 is a wasteful number, since it uses less digits than its factorization.

2541686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181558.

The product of its digits is 11520, while the sum is 32.

The square root of 2541686 is about 1594.2666025480. The cubic root of 2541686 is about 136.4710811910.

The spelling of 2541686 in words is "two million, five hundred forty-one thousand, six hundred eighty-six".