164858132 has 12 divisors (see below), whose sum is σ = 289005780. Its totient is φ = 82285056.

The previous prime is 164858119. The next prime is 164858153. The reversal of 164858132 is 231858461.

It can be written as a sum of positive squares in 2 ways, for example, as 87347716 + 77510416 = 9346^2 + 8804^2 .

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, 33407 + ... + 38022.

It is an arithmetic number, because the mean of its divisors is an integer number (24083815).

Almost surely, 2^164858132 is an apocalyptic number.

It is an amenable number.

164858132 is a deficient number, since it is larger than the sum of its proper divisors (124147648).

164858132 is a wasteful number, since it uses less digits than its factorization.

164858132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72010 (or 72008 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 164858132 is about 12839.7091867378. The cubic root of 164858132 is about 548.3234145053.

The spelling of 164858132 in words is "one hundred sixty-four million, eight hundred fifty-eight thousand, one hundred thirty-two".