169728001 has 8 divisors (see below), whose sum is σ = 172056960. Its totient is φ = 167413008.

The previous prime is 169727989. The next prime is 169728011. The reversal of 169728001 is 100827961.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 169728001 - 2⁹ = 169727489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (169728011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22255 + ... + 28891.

It is an arithmetic number, because the mean of its divisors is an integer number (21507120).

Almost surely, 2^169728001 is an apocalyptic number.

It is an amenable number.

169728001 is a deficient number, since it is larger than the sum of its proper divisors (2328959).

169728001 is a wasteful number, since it uses less digits than its factorization.

169728001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6983.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 169728001 is about 13027.9699493052. The cubic root of 169728001 is about 553.6702206097.

The spelling of 169728001 in words is "one hundred sixty-nine million, seven hundred twenty-eight thousand, one".