164256212 has 12 divisors (see below), whose sum is σ = 289712640. Its totient is φ = 81481176.

The previous prime is 164256187. The next prime is 164256223. The reversal of 164256212 is 212652461.

164256212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161162 + ... + 162177.

It is an arithmetic number, because the mean of its divisors is an integer number (24142720).

Almost surely, 2^164256212 is an apocalyptic number.

It is an amenable number.

164256212 is a deficient number, since it is larger than the sum of its proper divisors (125456428).

164256212 is a wasteful number, since it uses less digits than its factorization.

164256212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323470 (or 323468 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 164256212 is about 12816.2479688870. The cubic root of 164256212 is about 547.6552656254.

The spelling of 164256212 in words is "one hundred sixty-four million, two hundred fifty-six thousand, two hundred twelve".