164917232 has 10 divisors (see below), whose sum is σ = 319527168. Its totient is φ = 82458608.

The previous prime is 164917201. The next prime is 164917237. The reversal of 164917232 is 232719461.

It is a junction number, because it is equal to n+sod(n) for n = 164917192 and 164917201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164917237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5153648 + ... + 5153679.

Almost surely, 2^164917232 is an apocalyptic number.

It is an amenable number.

164917232 is a deficient number, since it is larger than the sum of its proper divisors (154609936).

164917232 is a wasteful number, since it uses less digits than its factorization.

164917232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10307335 (or 10307329 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 164917232 is about 12842.0104345075. The cubic root of 164917232 is about 548.3889295065.

It can be divided in two parts, 1649 and 17232, that added together give a palindrome (18881).

The spelling of 164917232 in words is "one hundred sixty-four million, nine hundred seventeen thousand, two hundred thirty-two".