422423332 has 6 divisors (see below), whose sum is σ = 739240838. Its totient is φ = 211211664.

The previous prime is 422423321. The next prime is 422423347. The reversal of 422423332 is 233324224.

It can be written as a sum of positive squares in only one way, i.e., 388247616 + 34175716 = 19704^2 + 5846^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422423297 and 422423306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52802913 + ... + 52802920.

Almost surely, 2^422423332 is an apocalyptic number.

It is an amenable number.

422423332 is a deficient number, since it is larger than the sum of its proper divisors (316817506).

422423332 is a wasteful number, since it uses less digits than its factorization.

422423332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105605837 (or 105605835 counting only the distinct ones).

The product of its digits is 6912, while the sum is 25.

The square root of 422423332 is about 20552.9397410687. The cubic root of 422423332 is about 750.3247968039.

Adding to 422423332 its reverse (233324224), we get a palindrome (655747556).

It can be divided in two parts, 4224 and 23332, that added together give a square (27556 = 166²).

The spelling of 422423332 in words is "four hundred twenty-two million, four hundred twenty-three thousand, three hundred thirty-two".