422750 has 32 divisors (see below), whose sum is σ = 842400. Its totient is φ = 158400.

The previous prime is 422749. The next prime is 422753. The reversal of 422750 is 57224.

422750 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422750.

It is not an unprimeable number, because it can be changed into a prime (422753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4706 + ... + 4794.

It is an arithmetic number, because the mean of its divisors is an integer number (26325).

2⁴²²⁷⁵⁰ is an apocalyptic number.

422750 is a deficient number, since it is larger than the sum of its proper divisors (419650).

422750 is a wasteful number, since it uses less digits than its factorization.

422750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 422750 is about 650.1922792528. The cubic root of 422750 is about 75.0518160449.

Adding to 422750 its reverse (57224), we get a palindrome (479974).

The spelling of 422750 in words is "four hundred twenty-two thousand, seven hundred fifty".