165336430 has 32 divisors (see below), whose sum is σ = 340899840. Its totient is φ = 56556960.

The previous prime is 165336427. The next prime is 165336433. The reversal of 165336430 is 34633561.

It is an interprime number because it is at equal distance from previous prime (165336427) and next prime (165336433).

It is a super-2 number, since 2×165336430² = 54672270170289800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 165336392 and 165336401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165336433) 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, 31065 + ... + 35995.

It is an arithmetic number, because the mean of its divisors is an integer number (10653120).

Almost surely, 2^165336430 is an apocalyptic number.

165336430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165336430 is an abundant number, since it is smaller than the sum of its proper divisors (175563410).

165336430 is a wasteful number, since it uses less digits than its factorization.

165336430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 165336430 is about 12858.3214301090. The cubic root of 165336430 is about 548.8531806470.

Adding to 165336430 its reverse (34633561), we get a palindrome (199969991).

It can be divided in two parts, 1653 and 36430, that added together give a palindrome (38083).

The spelling of 165336430 in words is "one hundred sixty-five million, three hundred thirty-six thousand, four hundred thirty".