2504641 has 8 divisors (see below), whose sum is σ = 2596160. Its totient is φ = 2414448.

The previous prime is 2504639. The next prime is 2504657. The reversal of 2504641 is 1464052.

2504641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2504641 - 2¹ = 2504639 is a prime.

It is a Duffinian number.

2504641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2504611) 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, 4900 + ... + 5386.

It is an arithmetic number, because the mean of its divisors is an integer number (324520).

2^2504641 is an apocalyptic number.

It is an amenable number.

2504641 is a deficient number, since it is larger than the sum of its proper divisors (91519).

2504641 is a wasteful number, since it uses less digits than its factorization.

2504641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2504641 is about 1582.6057626585. The cubic root of 2504641 is about 135.8048129950.

Adding to 2504641 its reverse (1464052), we get a palindrome (3968693).

The spelling of 2504641 in words is "two million, five hundred four thousand, six hundred forty-one".