233947132 has 12 divisors (see below), whose sum is σ = 433490400. Its totient is φ = 110092736.

The previous prime is 233947123. The next prime is 233947151. The reversal of 233947132 is 231749332.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720132 + ... + 1720267.

It is an arithmetic number, because the mean of its divisors is an integer number (36124200).

Almost surely, 2^233947132 is an apocalyptic number.

It is an amenable number.

233947132 is a deficient number, since it is larger than the sum of its proper divisors (199543268).

233947132 is a wasteful number, since it uses less digits than its factorization.

233947132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440420 (or 3440418 counting only the distinct ones).

The product of its digits is 27216, while the sum is 34.

The square root of 233947132 is about 15295.3303985236. The cubic root of 233947132 is about 616.1776031153.

The spelling of 233947132 in words is "two hundred thirty-three million, nine hundred forty-seven thousand, one hundred thirty-two".