169238164 has 24 divisors (see below), whose sum is σ = 303166080. Its totient is φ = 82627776.

The previous prime is 169238159. The next prime is 169238177. The reversal of 169238164 is 461832961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115267 + ... + 116725.

It is an arithmetic number, because the mean of its divisors is an integer number (12631920).

Almost surely, 2^169238164 is an apocalyptic number.

It is an amenable number.

169238164 is a deficient number, since it is larger than the sum of its proper divisors (133927916).

169238164 is a wasteful number, since it uses less digits than its factorization.

169238164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127 (or 2125 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 169238164 is about 13009.1569288713. The cubic root of 169238164 is about 553.1370744765.

The spelling of 169238164 in words is "one hundred sixty-nine million, two hundred thirty-eight thousand, one hundred sixty-four".