243601232 has 40 divisors (see below), whose sum is σ = 540149952. Its totient is φ = 104256000.

The previous prime is 243601231. The next prime is 243601249. The reversal of 243601232 is 232106342.

It is a junction number, because it is equal to n+sod(n) for n = 243601198 and 243601207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243601231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133607 + ... + 135417.

Almost surely, 2^243601232 is an apocalyptic number.

It is an amenable number.

243601232 is an abundant number, since it is smaller than the sum of its proper divisors (296548720).

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

243601232 is a wasteful number, since it uses less digits than its factorization.

243601232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3027 (or 3021 counting only the distinct ones).

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

The square root of 243601232 is about 15607.7298797743. The cubic root of 243601232 is about 624.5393785814.

Adding to 243601232 its reverse (232106342), we get a palindrome (475707574).

The spelling of 243601232 in words is "two hundred forty-three million, six hundred one thousand, two hundred thirty-two".