233523142 has 8 divisors (see below), whose sum is σ = 350499600. Its totient is φ = 116689944.

The previous prime is 233523137. The next prime is 233523179. The reversal of 233523142 is 241325332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 31642 + ... + 38317.

It is an arithmetic number, because the mean of its divisors is an integer number (43812450).

Almost surely, 2^233523142 is an apocalyptic number.

233523142 is a deficient number, since it is larger than the sum of its proper divisors (116976458).

233523142 is a wasteful number, since it uses less digits than its factorization.

233523142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71630.

The product of its digits is 4320, while the sum is 25.

The square root of 233523142 is about 15281.4640005465. The cubic root of 233523142 is about 615.8051384411.

Adding to 233523142 its reverse (241325332), we get a palindrome (474848474).

The spelling of 233523142 in words is "two hundred thirty-three million, five hundred twenty-three thousand, one hundred forty-two".