165233222 has 16 divisors (see below), whose sum is σ = 309007872. Its totient is φ = 64376520.

The previous prime is 165233221. The next prime is 165233227. The reversal of 165233222 is 222332561.

It is a junction number, because it is equal to n+sod(n) for n = 165233191 and 165233200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165233221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536318 + ... + 536625.

It is an arithmetic number, because the mean of its divisors is an integer number (19312992).

Almost surely, 2^165233222 is an apocalyptic number.

165233222 is a deficient number, since it is larger than the sum of its proper divisors (143774650).

165233222 is a wasteful number, since it uses less digits than its factorization.

165233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072963.

The product of its digits is 4320, while the sum is 26.

The square root of 165233222 is about 12854.3075270510. The cubic root of 165233222 is about 548.7389532907.

Adding to 165233222 its reverse (222332561), we get a palindrome (387565783).

The spelling of 165233222 in words is "one hundred sixty-five million, two hundred thirty-three thousand, two hundred twenty-two".