422875625 has 10 divisors (see below), whose sum is σ = 528426162. Its totient is φ = 338300000.

The previous prime is 422875613. The next prime is 422875639. The reversal of 422875625 is 526578224.

It can be written as a sum of positive squares in 5 ways, for example, as 179640409 + 243235216 = 13403^2 + 15596^2 .

It is not a de Polignac number, because 422875625 - 2¹⁸ = 422613481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 337676 + ... + 338925.

Almost surely, 2^422875625 is an apocalyptic number.

It is an amenable number.

422875625 is a deficient number, since it is larger than the sum of its proper divisors (105550537).

422875625 is an frugal number, since it uses more digits than its factorization.

422875625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676621 (or 676606 counting only the distinct ones).

The product of its digits is 268800, while the sum is 41.

The square root of 422875625 is about 20563.9399191886. The cubic root of 422875625 is about 750.5924947730.

The spelling of 422875625 in words is "four hundred twenty-two million, eight hundred seventy-five thousand, six hundred twenty-five".