2525243217 has 16 divisors (see below), whose sum is σ = 3854013312. Its totient is φ = 1440737280.

The previous prime is 2525243159. The next prime is 2525243233. The reversal of 2525243217 is 7123425252.

It is not a de Polignac number, because 2525243217 - 2⁸ = 2525242961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2525244217) 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 15 ways as a sum of consecutive naturals, for example, 80338 + ... + 107259.

It is an arithmetic number, because the mean of its divisors is an integer number (240875832).

Almost surely, 2^2525243217 is an apocalyptic number.

It is an amenable number.

2525243217 is a deficient number, since it is larger than the sum of its proper divisors (1328770095).

2525243217 is a wasteful number, since it uses less digits than its factorization.

2525243217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188248.

The product of its digits is 33600, while the sum is 33.

The square root of 2525243217 is about 50251.7981469320. The cubic root of 2525243217 is about 1361.7615612194.

Adding to 2525243217 its reverse (7123425252), we get a palindrome (9648668469).

The spelling of 2525243217 in words is "two billion, five hundred twenty-five million, two hundred forty-three thousand, two hundred seventeen".