165233004 has 24 divisors (see below), whose sum is σ = 394511040. Its totient is φ = 53796624.

The previous prime is 165232999. The next prime is 165233023. The reversal of 165233004 is 400332561.

It is a happy number.

165233004 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×165233004² = 54603891221728032, which contains 22 as substring.

165233004 is strictly pandigital in base 9.

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, 159594 + ... + 160625.

It is an arithmetic number, because the mean of its divisors is an integer number (16437960).

Almost surely, 2^165233004 is an apocalyptic number.

It is an amenable number.

165233004 is an abundant number, since it is smaller than the sum of its proper divisors (229278036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165233004 is a wasteful number, since it uses less digits than its factorization.

165233004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320269 (or 320267 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 165233004 is about 12854.2990474004. The cubic root of 165233004 is about 548.7387119649.

Adding to 165233004 its reverse (400332561), we get a palindrome (565565565).

The spelling of 165233004 in words is "one hundred sixty-five million, two hundred thirty-three thousand, four".