233132112 has 30 divisors (see below), whose sum is σ = 652446522. Its totient is φ = 77710656.

The previous prime is 233132099. The next prime is 233132129. The reversal of 233132112 is 211231332.

233132112 is a `hidden beast` number, since 2 + 331 + 321 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 220344336 + 12787776 = 14844^2 + 3576^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 809343 + ... + 809630.

Almost surely, 2^233132112 is an apocalyptic number.

It is an amenable number.

233132112 is an abundant number, since it is smaller than the sum of its proper divisors (419314410).

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

233132112 is a wasteful number, since it uses less digits than its factorization.

233132112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618987 (or 1618978 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 233132112 is about 15268.6643816674. The cubic root of 233132112 is about 615.4612284680.

Adding to 233132112 its reverse (211231332), we get a palindrome (444363444).

It can be divided in two parts, 23313 and 2112, that added together give a triangular number (25425 = T₂₂₅).

The spelling of 233132112 in words is "two hundred thirty-three million, one hundred thirty-two thousand, one hundred twelve".