164165236 has 12 divisors (see below), whose sum is σ = 288951012. Its totient is φ = 81607808.

The previous prime is 164165233. The next prime is 164165269. The reversal of 164165236 is 632561461.

164165236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 159516900 + 4648336 = 12630^2 + 2156^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164165231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117925 + ... + 119308.

It is an arithmetic number, because the mean of its divisors is an integer number (24079251).

Almost surely, 2^164165236 is an apocalyptic number.

It is an amenable number.

164165236 is a deficient number, since it is larger than the sum of its proper divisors (124785776).

164165236 is a wasteful number, since it uses less digits than its factorization.

164165236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237410 (or 237408 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 164165236 is about 12812.6982326128. The cubic root of 164165236 is about 547.5541376656.

The spelling of 164165236 in words is "one hundred sixty-four million, one hundred sixty-five thousand, two hundred thirty-six".