2500025217 has 4 divisors (see below), whose sum is σ = 3333366960. Its totient is φ = 1666683476.

The previous prime is 2500025207. The next prime is 2500025251. The reversal of 2500025217 is 7125200052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2500025217 - 2⁴ = 2500025201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2500025207) 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, 416670867 + ... + 416670872.

It is an arithmetic number, because the mean of its divisors is an integer number (833341740).

Almost surely, 2^2500025217 is an apocalyptic number.

It is an amenable number.

2500025217 is a deficient number, since it is larger than the sum of its proper divisors (833341743).

2500025217 is an equidigital number, since it uses as much as digits as its factorization.

2500025217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833341742.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 2500025217 is about 50000.2521693641. The cubic root of 2500025217 is about 1357.2133715800.

Adding to 2500025217 its reverse (7125200052), we get a palindrome (9625225269).

The spelling of 2500025217 in words is "two billion, five hundred million, twenty-five thousand, two hundred seventeen".