165472017 has 8 divisors (see below), whose sum is σ = 227746560. Its totient is φ = 106756080.

The previous prime is 165471997. The next prime is 165472031. The reversal of 165472017 is 710274561.

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

It is not a de Polignac number, because 165472017 - 2¹⁹ = 164947729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165452017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889542 + ... + 889727.

It is an arithmetic number, because the mean of its divisors is an integer number (28468320).

Almost surely, 2^165472017 is an apocalyptic number.

It is an amenable number.

165472017 is a deficient number, since it is larger than the sum of its proper divisors (62274543).

165472017 is a wasteful number, since it uses less digits than its factorization.

165472017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779303.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 165472017 is about 12863.5926941115. The cubic root of 165472017 is about 549.0031718358.

The spelling of 165472017 in words is "one hundred sixty-five million, four hundred seventy-two thousand, seventeen".