2504845 has 16 divisors (see below), whose sum is σ = 3496320. Its totient is φ = 1687104.

The previous prime is 2504837. The next prime is 2504869. The reversal of 2504845 is 5484052.

It is a cyclic number.

It is not a de Polignac number, because 2504845 - 2³ = 2504837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1459 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (218520).

2^2504845 is an apocalyptic number.

It is an amenable number.

2504845 is a deficient number, since it is larger than the sum of its proper divisors (991475).

2504845 is a wasteful number, since it uses less digits than its factorization.

2504845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 2504845 is about 1582.6702120151. The cubic root of 2504845 is about 135.8084999412.

Adding to 2504845 its reverse (5484052), we get a palindrome (7988897).

The spelling of 2504845 in words is "two million, five hundred four thousand, eight hundred forty-five".