2504501 has 2 divisors, whose sum is σ = 2504502. Its totient is φ = 2504500.

The previous prime is 2504479. The next prime is 2504503. The reversal of 2504501 is 1054052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2464900 + 39601 = 1570^2 + 199^2 .

It is a cyclic number.

It is not a de Polignac number, because 2504501 - 2¹⁰ = 2503477 is a prime.

It is a Sophie Germain prime.

Together with 2504503, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2504501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2504503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252250 + 1252251.

It is an arithmetic number, because the mean of its divisors is an integer number (1252251).

2^2504501 is an apocalyptic number.

It is an amenable number.

2504501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504501 is an equidigital number, since it uses as much as digits as its factorization.

2504501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 2504501 is about 1582.5615311892. The cubic root of 2504501 is about 135.8022826220.

Adding to 2504501 its reverse (1054052), we get a palindrome (3558553).

The spelling of 2504501 in words is "two million, five hundred four thousand, five hundred one".