233138182 has 4 divisors (see below), whose sum is σ = 349707276. Its totient is φ = 116569090.

The previous prime is 233138173. The next prime is 233138183. The reversal of 233138182 is 281831332.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233138183) 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 as a sum of consecutive naturals, namely, 58284544 + ... + 58284547.

It is an arithmetic number, because the mean of its divisors is an integer number (87426819).

Almost surely, 2^233138182 is an apocalyptic number.

233138182 is a deficient number, since it is larger than the sum of its proper divisors (116569094).

233138182 is a wasteful number, since it uses less digits than its factorization.

233138182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116569093.

The product of its digits is 6912, while the sum is 31.

The square root of 233138182 is about 15268.8631534898. The cubic root of 233138182 is about 615.4665699561.

The spelling of 233138182 in words is "two hundred thirty-three million, one hundred thirty-eight thousand, one hundred eighty-two".