233187242 has 4 divisors (see below), whose sum is σ = 349780866. Its totient is φ = 116593620.

The previous prime is 233187221. The next prime is 233187263. The reversal of 233187242 is 242781332.

233187242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (233187221) and next prime (233187263).

It can be written as a sum of positive squares in only one way, i.e., 189640441 + 43546801 = 13771^2 + 6599^2 .

It is a junction number, because it is equal to n+sod(n) for n = 233187199 and 233187208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58296809 + ... + 58296812.

Almost surely, 2^233187242 is an apocalyptic number.

233187242 is a deficient number, since it is larger than the sum of its proper divisors (116593624).

233187242 is a wasteful number, since it uses less digits than its factorization.

233187242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116593623.

The product of its digits is 16128, while the sum is 32.

The square root of 233187242 is about 15270.4696064005. The cubic root of 233187242 is about 615.5097384495.

The spelling of 233187242 in words is "two hundred thirty-three million, one hundred eighty-seven thousand, two hundred forty-two".