2504189 has 2 divisors, whose sum is σ = 2504190. Its totient is φ = 2504188.

The previous prime is 2504167. The next prime is 2504213. The reversal of 2504189 is 9814052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2220100 + 284089 = 1490^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 2504189 - 2²⁰ = 1455613 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2504129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252094 + 1252095.

It is an arithmetic number, because the mean of its divisors is an integer number (1252095).

2^2504189 is an apocalyptic number.

It is an amenable number.

2504189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504189 is an equidigital number, since it uses as much as digits as its factorization.

2504189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2504189 is about 1582.4629537528. The cubic root of 2504189 is about 135.7966431657.

The spelling of 2504189 in words is "two million, five hundred four thousand, one hundred eighty-nine".