2500535 has 4 divisors (see below), whose sum is σ = 3000648. Its totient is φ = 2000424.

The previous prime is 2500529. The next prime is 2500543. The reversal of 2500535 is 5350052.

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 2500535 - 2¹⁴ = 2484151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 250049 + ... + 250058.

It is an arithmetic number, because the mean of its divisors is an integer number (750162).

2^2500535 is an apocalyptic number.

2500535 is a deficient number, since it is larger than the sum of its proper divisors (500113).

2500535 is an equidigital number, since it uses as much as digits as its factorization.

2500535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500112.

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 2500535 is about 1581.3080028887. The cubic root of 2500535 is about 135.7305615621.

Adding to 2500535 its reverse (5350052), we get a palindrome (7850587).

The spelling of 2500535 in words is "two million, five hundred thousand, five hundred thirty-five".