2522505 has 16 divisors (see below), whose sum is σ = 4060224. Its totient is φ = 1337280.

The previous prime is 2522503. The next prime is 2522543. The reversal of 2522505 is 5052252.

It is not a de Polignac number, because 2522505 - 2¹ = 2522503 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2522503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2767 + ... + 3563.

It is an arithmetic number, because the mean of its divisors is an integer number (253764).

2^2522505 is an apocalyptic number.

It is an amenable number.

2522505 is a deficient number, since it is larger than the sum of its proper divisors (1537719).

2522505 is a wasteful number, since it uses less digits than its factorization.

2522505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 2522505 is about 1588.2395914975. The cubic root of 2522505 is about 136.1269179970.

Adding to 2522505 its reverse (5052252), we get a palindrome (7574757).

The spelling of 2522505 in words is "two million, five hundred twenty-two thousand, five hundred five".