2504387 has 4 divisors (see below), whose sum is σ = 2508936. Its totient is φ = 2499840.

The previous prime is 2504377. The next prime is 2504399. The reversal of 2504387 is 7834052.

It is a happy number.

2504387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2504387 - 2⁶ = 2504323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504317) 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 3 ways as a sum of consecutive naturals, for example, 1313 + ... + 2594.

It is an arithmetic number, because the mean of its divisors is an integer number (627234).

2^2504387 is an apocalyptic number.

2504387 is a deficient number, since it is larger than the sum of its proper divisors (4549).

2504387 is an equidigital number, since it uses as much as digits as its factorization.

2504387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4548.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2504387 is about 1582.5255132225. The cubic root of 2504387 is about 135.8002221057.

The spelling of 2504387 in words is "two million, five hundred four thousand, three hundred eighty-seven".