233240242 has 4 divisors (see below), whose sum is σ = 349860366. Its totient is φ = 116620120.

The previous prime is 233240237. The next prime is 233240281. The reversal of 233240242 is 242042332.

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

It can be written as a sum of positive squares in only one way, i.e., 211440681 + 21799561 = 14541^2 + 4669^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58310059 + ... + 58310062.

Almost surely, 2^233240242 is an apocalyptic number.

233240242 is a deficient number, since it is larger than the sum of its proper divisors (116620124).

233240242 is a wasteful number, since it uses less digits than its factorization.

233240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116620123.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 233240242 is about 15272.2048833821. The cubic root of 233240242 is about 615.5563669938.

Adding to 233240242 its reverse (242042332), we get a palindrome (475282574).

The spelling of 233240242 in words is "two hundred thirty-three million, two hundred forty thousand, two hundred forty-two".