232140236 has 36 divisors (see below), whose sum is σ = 436452408. Its totient is φ = 107662464.

The previous prime is 232140221. The next prime is 232140239. The reversal of 232140236 is 632041232.

It is a super-3 number, since 3×232140236³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (232140239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424115 + ... + 424661.

It is an arithmetic number, because the mean of its divisors is an integer number (12123678).

Almost surely, 2^232140236 is an apocalyptic number.

It is an amenable number.

232140236 is a deficient number, since it is larger than the sum of its proper divisors (204312172).

232140236 is a wasteful number, since it uses less digits than its factorization.

232140236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 232140236 is about 15236.1489885076. The cubic root of 232140236 is about 614.5871475051.

Adding to 232140236 its reverse (632041232), we get a palindrome (864181468).

The spelling of 232140236 in words is "two hundred thirty-two million, one hundred forty thousand, two hundred thirty-six".