165170002 has 16 divisors (see below), whose sum is σ = 261178560. Its totient is φ = 78123312.

The previous prime is 165169987. The next prime is 165170039. The reversal of 165170002 is 200071561.

It is a super-2 number, since 2×165170002² = 54562259121360008, which contains 22 as substring.

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, 26563 + ... + 32185.

It is an arithmetic number, because the mean of its divisors is an integer number (16323660).

Almost surely, 2^165170002 is an apocalyptic number.

165170002 is a deficient number, since it is larger than the sum of its proper divisors (96008558).

165170002 is a wasteful number, since it uses less digits than its factorization.

165170002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6417.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 165170002 is about 12851.8481939369. The cubic root of 165170002 is about 548.6689598968.

The spelling of 165170002 in words is "one hundred sixty-five million, one hundred seventy thousand, two".