232432133 has 4 divisors (see below), whose sum is σ = 235043820. Its totient is φ = 229820448.

The previous prime is 232432127. The next prime is 232432139. The reversal of 232432133 is 331234232.

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

It is an interprime number because it is at equal distance from previous prime (232432127) and next prime (232432139).

It can be written as a sum of positive squares in 2 ways, for example, as 48748324 + 183683809 = 6982^2 + 13553^2 .

It is a cyclic number.

It is not a de Polignac number, because 232432133 - 2⁶ = 232432069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232432099 and 232432108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232432139) by changing a digit.

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, 1305710 + ... + 1305887.

It is an arithmetic number, because the mean of its divisors is an integer number (58760955).

Almost surely, 2^232432133 is an apocalyptic number.

It is an amenable number.

232432133 is a deficient number, since it is larger than the sum of its proper divisors (2611687).

232432133 is an equidigital number, since it uses as much as digits as its factorization.

232432133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2611686.

The product of its digits is 2592, while the sum is 23.

The square root of 232432133 is about 15245.7250729508. The cubic root of 232432133 is about 614.8446369839.

Adding to 232432133 its reverse (331234232), we get a palindrome (563666365).

The spelling of 232432133 in words is "two hundred thirty-two million, four hundred thirty-two thousand, one hundred thirty-three".