2205712425 has 24 divisors (see below), whose sum is σ = 4167747136. Its totient is φ = 1008325440.

The previous prime is 2205712423. The next prime is 2205712429. The reversal of 2205712425 is 5242175022.

It is not a de Polignac number, because 2205712425 - 2¹ = 2205712423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2205712392 and 2205712401.

It is not an unprimeable number, because it can be changed into a prime (2205712423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2100154 + ... + 2101203.

Almost surely, 2^2205712425 is an apocalyptic number.

2205712425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2205712425 is a deficient number, since it is larger than the sum of its proper divisors (1962034711).

2205712425 is a wasteful number, since it uses less digits than its factorization.

2205712425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4201377 (or 4201372 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 2205712425 is about 46965.0127754694. The cubic root of 2205712425 is about 1301.7161604811.

Adding to 2205712425 its reverse (5242175022), we get a palindrome (7447887447).

The spelling of 2205712425 in words is "two billion, two hundred five million, seven hundred twelve thousand, four hundred twenty-five".