422235236 has 6 divisors (see below), whose sum is σ = 738911670. Its totient is φ = 211117616.

The previous prime is 422235223. The next prime is 422235241. The reversal of 422235236 is 632532224.

It can be written as a sum of positive squares in only one way, i.e., 285812836 + 136422400 = 16906^2 + 11680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422235199 and 422235208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52779401 + ... + 52779408.

It is an arithmetic number, because the mean of its divisors is an integer number (123151945).

Almost surely, 2^422235236 is an apocalyptic number.

It is an amenable number.

422235236 is a deficient number, since it is larger than the sum of its proper divisors (316676434).

422235236 is a wasteful number, since it uses less digits than its factorization.

422235236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105558813 (or 105558811 counting only the distinct ones).

The product of its digits is 17280, while the sum is 29.

The square root of 422235236 is about 20548.3633411520. The cubic root of 422235236 is about 750.2134124529.

The spelling of 422235236 in words is "four hundred twenty-two million, two hundred thirty-five thousand, two hundred thirty-six".