422455025 has 24 divisors (see below), whose sum is σ = 553402080. Its totient is φ = 319023360.

The previous prime is 422455013. The next prime is 422455027. The reversal of 422455025 is 520554224.

It is not a de Polignac number, because 422455025 - 2¹² = 422450929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422455027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144377 + ... + 147273.

It is an arithmetic number, because the mean of its divisors is an integer number (23058420).

Almost surely, 2^422455025 is an apocalyptic number.

It is an amenable number.

422455025 is a deficient number, since it is larger than the sum of its proper divisors (130947055).

422455025 is a wasteful number, since it uses less digits than its factorization.

422455025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233 (or 3228 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 422455025 is about 20553.7107355339. The cubic root of 422455025 is about 750.3435611155.

The spelling of 422455025 in words is "four hundred twenty-two million, four hundred fifty-five thousand, twenty-five".