2606541 has 8 divisors (see below), whose sum is σ = 3971904. Its totient is φ = 1489440.

The previous prime is 2606519. The next prime is 2606551. The reversal of 2606541 is 1456062.

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

It is not a de Polignac number, because 2606541 - 2⁵ = 2606509 is a prime.

It is a Curzon number.

2606541 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2606551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62040 + ... + 62081.

It is an arithmetic number, because the mean of its divisors is an integer number (496488).

2^2606541 is an apocalyptic number.

2606541 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2606541 is a deficient number, since it is larger than the sum of its proper divisors (1365363).

2606541 is a wasteful number, since it uses less digits than its factorization.

2606541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124131.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2606541 is about 1614.4785535894. The cubic root of 2606541 is about 137.6221020079.

It can be divided in two parts, 26065 and 41, that added together give a triangular number (26106 = T₂₂₈).

The spelling of 2606541 in words is "two million, six hundred six thousand, five hundred forty-one".