233403242 has 16 divisors (see below), whose sum is σ = 359549064. Its totient is φ = 113568000.

The previous prime is 233403229. The next prime is 233403271. The reversal of 233403242 is 242304332.

It can be written as a sum of positive squares in 4 ways, for example, as 96255721 + 137147521 = 9811^2 + 11711^2 .

It is a super-2 number, since 2×233403242² = 108954146752221128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31142 + ... + 37902.

Almost surely, 2^233403242 is an apocalyptic number.

233403242 is a deficient number, since it is larger than the sum of its proper divisors (126145822).

233403242 is a wasteful number, since it uses less digits than its factorization.

233403242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7225.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 233403242 is about 15277.5404434091. The cubic root of 233403242 is about 615.6997275089.

Adding to 233403242 its reverse (242304332), we get a palindrome (475707574).

The spelling of 233403242 in words is "two hundred thirty-three million, four hundred three thousand, two hundred forty-two".