164433212 has 6 divisors (see below), whose sum is σ = 287758128. Its totient is φ = 82216604.

The previous prime is 164433211. The next prime is 164433223. The reversal of 164433212 is 212334461.

164433212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×164433212³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164433211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20554148 + ... + 20554155.

It is an arithmetic number, because the mean of its divisors is an integer number (47959688).

Almost surely, 2^164433212 is an apocalyptic number.

It is an amenable number.

164433212 is a deficient number, since it is larger than the sum of its proper divisors (123324916).

164433212 is a wasteful number, since it uses less digits than its factorization.

164433212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41108307 (or 41108305 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 164433212 is about 12823.1514067331. The cubic root of 164433212 is about 547.8519100082.

Adding to 164433212 its reverse (212334461), we get a palindrome (376767673).

The spelling of 164433212 in words is "one hundred sixty-four million, four hundred thirty-three thousand, two hundred twelve".