233555345 has 8 divisors (see below), whose sum is σ = 281945664. Its totient is φ = 185724784.

The previous prime is 233555327. The next prime is 233555347. The reversal of 233555345 is 543555332.

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

It is a cyclic number.

It is not a de Polignac number, because 233555345 - 2¹⁸ = 233293201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233555347) 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, 139019 + ... + 140688.

It is an arithmetic number, because the mean of its divisors is an integer number (35243208).

Almost surely, 2^233555345 is an apocalyptic number.

It is an amenable number.

233555345 is a deficient number, since it is larger than the sum of its proper divisors (48390319).

233555345 is a wasteful number, since it uses less digits than its factorization.

233555345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279879.

The product of its digits is 135000, while the sum is 35.

The square root of 233555345 is about 15282.5176263599. The cubic root of 233555345 is about 615.8334437891.

The spelling of 233555345 in words is "two hundred thirty-three million, five hundred fifty-five thousand, three hundred forty-five".