422452 has 6 divisors (see below), whose sum is σ = 739298. Its totient is φ = 211224.

The previous prime is 422431. The next prime is 422453. The reversal of 422452 is 254224.

It can be written as a sum of positive squares in only one way, i.e., 404496 + 17956 = 636^2 + 134^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422453) by changing a digit.

422452 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52803 + ... + 52810.

2⁴²²⁴⁵² is an apocalyptic number.

It is an amenable number.

422452 is a deficient number, since it is larger than the sum of its proper divisors (316846).

422452 is a wasteful number, since it uses less digits than its factorization.

422452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105617 (or 105615 counting only the distinct ones).

The product of its digits is 640, while the sum is 19.

The square root of 422452 is about 649.9630758743. The cubic root of 422452 is about 75.0341770160.

Adding to 422452 its reverse (254224), we get a palindrome (676676).

The spelling of 422452 in words is "four hundred twenty-two thousand, four hundred fifty-two".