163242234 has 12 divisors (see below), whose sum is σ = 353691546. Its totient is φ = 54414072.

The previous prime is 163242227. The next prime is 163242239. The reversal of 163242234 is 432242361.

163242234 is a `hidden beast` number, since 1 + 632 + 4 + 2 + 23 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 129891609 + 33350625 = 11397^2 + 5775^2 .

It is a super-2 number, since 2×163242234² = 53296053922621512, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 163242198 and 163242207.

It is not an unprimeable number, because it can be changed into a prime (163242239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4534489 + ... + 4534524.

Almost surely, 2^163242234 is an apocalyptic number.

163242234 is an abundant number, since it is smaller than the sum of its proper divisors (190449312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163242234 is a wasteful number, since it uses less digits than its factorization.

163242234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9069021 (or 9069018 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 163242234 is about 12776.6284285018. The cubic root of 163242234 is about 546.5260196538.

Adding to 163242234 its reverse (432242361), we get a palindrome (595484595).

The spelling of 163242234 in words is "one hundred sixty-three million, two hundred forty-two thousand, two hundred thirty-four".