2505441 has 8 divisors (see below), whose sum is σ = 3351040. Its totient is φ = 1665072.

The previous prime is 2505421. The next prime is 2505457. The reversal of 2505441 is 1445052.

2505441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2505441 is a nontrivial binomial coefficient, being equal to C(2239, 2).

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

It is not a de Polignac number, because 2505441 - 2¹⁰ = 2504417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2505401) 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 7 ways as a sum of consecutive naturals, for example, 1 + ... + 2238.

It is an arithmetic number, because the mean of its divisors is an integer number (418880).

2^2505441 is an apocalyptic number.

2505441 is the 2238-th triangular number.

It is an amenable number.

2505441 is a deficient number, since it is larger than the sum of its proper divisors (845599).

2505441 is a wasteful number, since it uses less digits than its factorization.

2505441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2505441 is about 1582.8584902006. The cubic root of 2505441 is about 135.8192704608.

The spelling of 2505441 in words is "two million, five hundred five thousand, four hundred forty-one".