165032230 has 16 divisors (see below), whose sum is σ = 324063504. Its totient is φ = 60011680.

The previous prime is 165032227. The next prime is 165032281. The reversal of 165032230 is 32230561.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 750037 + ... + 750256.

It is an arithmetic number, because the mean of its divisors is an integer number (20253969).

Almost surely, 2^165032230 is an apocalyptic number.

165032230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165032230 is a deficient number, since it is larger than the sum of its proper divisors (159031274).

165032230 is a wasteful number, since it uses less digits than its factorization.

165032230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500311.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 165032230 is about 12846.4870684557. The cubic root of 165032230 is about 548.5163651031.

Adding to 165032230 its reverse (32230561), we get a palindrome (197262791).

The spelling of 165032230 in words is "one hundred sixty-five million, thirty-two thousand, two hundred thirty".