164869067 has 16 divisors (see below), whose sum is σ = 187536384. Its totient is φ = 143580000.

The previous prime is 164869063. The next prime is 164869079. The reversal of 164869067 is 760968461.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 164869067 - 2² = 164869063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164869063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32048 + ... + 36834.

It is an arithmetic number, because the mean of its divisors is an integer number (11721024).

Almost surely, 2^164869067 is an apocalyptic number.

164869067 is a deficient number, since it is larger than the sum of its proper divisors (22667317).

164869067 is a wasteful number, since it uses less digits than its factorization.

164869067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 164869067 is about 12840.1350070784. The cubic root of 164869067 is about 548.3355376237.

The spelling of 164869067 in words is "one hundred sixty-four million, eight hundred sixty-nine thousand, sixty-seven".