2526505 has 4 divisors (see below), whose sum is σ = 3031812. Its totient is φ = 2021200.

The previous prime is 2526497. The next prime is 2526521. The reversal of 2526505 is 5056252.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1016064 + 1510441 = 1008^2 + 1229^2 .

It is not a de Polignac number, because 2526505 - 2³ = 2526497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2526505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252646 + ... + 252655.

It is an arithmetic number, because the mean of its divisors is an integer number (757953).

2^2526505 is an apocalyptic number.

It is an amenable number.

2526505 is a deficient number, since it is larger than the sum of its proper divisors (505307).

2526505 is an equidigital number, since it uses as much as digits as its factorization.

2526505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505306.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 2526505 is about 1589.4983485364. The cubic root of 2526505 is about 136.1988332971.

The spelling of 2526505 in words is "two million, five hundred twenty-six thousand, five hundred five".