164570132 has 24 divisors (see below), whose sum is σ = 306074664. Its totient is φ = 77156352.

The previous prime is 164570123. The next prime is 164570177. The reversal of 164570132 is 231075461.

It can be written as a sum of positive squares in 4 ways, for example, as 14409616 + 150160516 = 3796^2 + 12254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 164570095 and 164570104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14468 + ... + 23204.

It is an arithmetic number, because the mean of its divisors is an integer number (12753111).

Almost surely, 2^164570132 is an apocalyptic number.

It is an amenable number.

164570132 is a deficient number, since it is larger than the sum of its proper divisors (141504532).

164570132 is a wasteful number, since it uses less digits than its factorization.

164570132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9035 (or 9033 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 164570132 is about 12828.4890770503. The cubic root of 164570132 is about 548.0039293234.

The spelling of 164570132 in words is "one hundred sixty-four million, five hundred seventy thousand, one hundred thirty-two".