232133403 has 4 divisors (see below), whose sum is σ = 309511208. Its totient is φ = 154755600.

The previous prime is 232133401. The next prime is 232133413. The reversal of 232133403 is 304331232.

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

It is not a de Polignac number, because 232133403 - 2¹ = 232133401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232133403.

It is not an unprimeable number, because it can be changed into a prime (232133401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38688898 + ... + 38688903.

It is an arithmetic number, because the mean of its divisors is an integer number (77377802).

Almost surely, 2^232133403 is an apocalyptic number.

232133403 is a deficient number, since it is larger than the sum of its proper divisors (77377805).

232133403 is an equidigital number, since it uses as much as digits as its factorization.

232133403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77377804.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 232133403 is about 15235.9247504049. The cubic root of 232133403 is about 614.5811173639.

Adding to 232133403 its reverse (304331232), we get a palindrome (536464635).

The spelling of 232133403 in words is "two hundred thirty-two million, one hundred thirty-three thousand, four hundred three".