2500539 has 8 divisors (see below), whose sum is σ = 3355920. Its totient is φ = 1656096.

The previous prime is 2500529. The next prime is 2500543. The reversal of 2500539 is 9350052.

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

It is not a de Polignac number, because 2500539 - 2⁴ = 2500523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2500529) 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 in 7 ways as a sum of consecutive naturals, for example, 2184 + ... + 3125.

It is an arithmetic number, because the mean of its divisors is an integer number (419490).

2^2500539 is an apocalyptic number.

2500539 is a deficient number, since it is larger than the sum of its proper divisors (855381).

2500539 is a wasteful number, since it uses less digits than its factorization.

2500539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5469.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 2500539 is about 1581.3092676640. The cubic root of 2500539 is about 135.7306339362.

The spelling of 2500539 in words is "two million, five hundred thousand, five hundred thirty-nine".