2504399 has 2 divisors, whose sum is σ = 2504400. Its totient is φ = 2504398.

The previous prime is 2504377. The next prime is 2504407. The reversal of 2504399 is 9934052.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2504399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2504329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252199 + 1252200.

It is an arithmetic number, because the mean of its divisors is an integer number (1252200).

2^2504399 is an apocalyptic number.

2504399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504399 is an equidigital number, since it uses as much as digits as its factorization.

2504399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 2504399 is about 1582.5293046260. The cubic root of 2504399 is about 135.8004390051.

The spelling of 2504399 in words is "two million, five hundred four thousand, three hundred ninety-nine".