232004645 has 4 divisors (see below), whose sum is σ = 278405580. Its totient is φ = 185603712.

The previous prime is 232004639. The next prime is 232004653. The reversal of 232004645 is 546400232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46881409 + 185123236 = 6847^2 + 13606^2 .

It is a cyclic number.

It is not a de Polignac number, because 232004645 - 2¹⁰ = 232003621 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 23200460 + ... + 23200469.

It is an arithmetic number, because the mean of its divisors is an integer number (69601395).

Almost surely, 2^232004645 is an apocalyptic number.

It is an amenable number.

232004645 is a deficient number, since it is larger than the sum of its proper divisors (46400935).

232004645 is an equidigital number, since it uses as much as digits as its factorization.

232004645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46400934.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 232004645 is about 15231.6986905598. The cubic root of 232004645 is about 614.4674659465.

Adding to 232004645 its reverse (546400232), we get a palindrome (778404877).

The spelling of 232004645 in words is "two hundred thirty-two million, four thousand, six hundred forty-five".