2522505241 has 4 divisors (see below), whose sum is σ = 2525548900. Its totient is φ = 2519461584.

The previous prime is 2522505221. The next prime is 2522505257. The reversal of 2522505241 is 1425052252.

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 772840000 + 1749665241 = 27800^2 + 41829^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522505241 - 2²¹ = 2520408089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2522505221) 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 3 ways as a sum of consecutive naturals, for example, 1520586 + ... + 1522243.

It is an arithmetic number, because the mean of its divisors is an integer number (631387225).

Almost surely, 2^2522505241 is an apocalyptic number.

It is an amenable number.

2522505241 is a deficient number, since it is larger than the sum of its proper divisors (3043659).

2522505241 is an equidigital number, since it uses as much as digits as its factorization.

2522505241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3043658.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 2522505241 is about 50224.5481910987. The cubic root of 2522505241 is about 1361.2692233221.

Adding to 2522505241 its reverse (1425052252), we get a palindrome (3947557493).

The spelling of 2522505241 in words is "two billion, five hundred twenty-two million, five hundred five thousand, two hundred forty-one".