3122510225 has 6 divisors (see below), whose sum is σ = 3871912710. Its totient is φ = 2498008160.

The previous prime is 3122510221. The next prime is 3122510227. The reversal of 3122510225 is 5220152213.

It can be written as a sum of positive squares in 3 ways, for example, as 596141056 + 2526369169 = 24416^2 + 50263^2 .

It is not a de Polignac number, because 3122510225 - 2² = 3122510221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3122510225.

It is not an unprimeable number, because it can be changed into a prime (3122510221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62450180 + ... + 62450229.

It is an arithmetic number, because the mean of its divisors is an integer number (645318785).

Almost surely, 2^3122510225 is an apocalyptic number.

It is an amenable number.

3122510225 is a deficient number, since it is larger than the sum of its proper divisors (749402485).

3122510225 is a wasteful number, since it uses less digits than its factorization.

3122510225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124900419 (or 124900414 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 3122510225 is about 55879.4257755035. The cubic root of 3122510225 is about 1461.6204914770.

Adding to 3122510225 its reverse (5220152213), we get a palindrome (8342662438).

The spelling of 3122510225 in words is "three billion, one hundred twenty-two million, five hundred ten thousand, two hundred twenty-five".