2569525225 has 12 divisors (see below), whose sum is σ = 3240216720. Its totient is φ = 2020778000.

The previous prime is 2569525187. The next prime is 2569525237. The reversal of 2569525225 is 5225259652.

It is a de Polignac number, because none of the positive numbers 2^k-2569525225 is a prime.

It is a super-2 number, since 2×2569525225² = 13204919763822601250, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 869551 + ... + 872500.

It is an arithmetic number, because the mean of its divisors is an integer number (270018060).

Almost surely, 2^2569525225 is an apocalyptic number.

2569525225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2569525225 is a deficient number, since it is larger than the sum of its proper divisors (670691495).

2569525225 is a wasteful number, since it uses less digits than its factorization.

2569525225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742120 (or 1742115 counting only the distinct ones).

The product of its digits is 540000, while the sum is 43.

The square root of 2569525225 is about 50690.4845607142. The cubic root of 2569525225 is about 1369.6753142157.

The spelling of 2569525225 in words is "two billion, five hundred sixty-nine million, five hundred twenty-five thousand, two hundred twenty-five".