425422223 has 2 divisors, whose sum is σ = 425422224. Its totient is φ = 425422222.

The previous prime is 425422213. The next prime is 425422247. The reversal of 425422223 is 322224524.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425422223 is a prime.

It is a super-3 number, since 3×425422223³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425422192 and 425422201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425422213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212711111 + 212711112.

It is an arithmetic number, because the mean of its divisors is an integer number (212711112).

Almost surely, 2^425422223 is an apocalyptic number.

425422223 is a deficient number, since it is larger than the sum of its proper divisors (1).

425422223 is an equidigital number, since it uses as much as digits as its factorization.

425422223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 26.

The square root of 425422223 is about 20625.7659978969. The cubic root of 425422223 is about 752.0961939106.

Adding to 425422223 its reverse (322224524), we get a palindrome (747646747).

The spelling of 425422223 in words is "four hundred twenty-five million, four hundred twenty-two thousand, two hundred twenty-three".