422500425 has 24 divisors (see below), whose sum is σ = 704050176. Its totient is φ = 223554240.

The previous prime is 422500399. The next prime is 422500451. The reversal of 422500425 is 524005224.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (422500399) and next prime (422500451).

It is not a de Polignac number, because 422500425 - 2⁷ = 422500297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422500395 and 422500404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12654 + ... + 31703.

It is an arithmetic number, because the mean of its divisors is an integer number (29335424).

Almost surely, 2^422500425 is an apocalyptic number.

It is an amenable number.

422500425 is a deficient number, since it is larger than the sum of its proper divisors (281549751).

422500425 is a wasteful number, since it uses less digits than its factorization.

422500425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44497 (or 44492 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 422500425 is about 20554.8151293073. The cubic root of 422500425 is about 750.3704392251.

Adding to 422500425 its reverse (524005224), we get a palindrome (946505649).

The spelling of 422500425 in words is "four hundred twenty-two million, five hundred thousand, four hundred twenty-five".