233452217 has 4 divisors (see below), whose sum is σ = 233506560. Its totient is φ = 233397876.

The previous prime is 233452199. The next prime is 233452229. The reversal of 233452217 is 712254332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233452217 - 2¹⁰ = 233451193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233452217.

It is not an unprimeable number, because it can be changed into a prime (233452717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20117 + ... + 29522.

It is an arithmetic number, because the mean of its divisors is an integer number (58376640).

Almost surely, 2^233452217 is an apocalyptic number.

It is an amenable number.

233452217 is a deficient number, since it is larger than the sum of its proper divisors (54343).

233452217 is an equidigital number, since it uses as much as digits as its factorization.

233452217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54342.

The product of its digits is 10080, while the sum is 29.

The square root of 233452217 is about 15279.1432024181. The cubic root of 233452217 is about 615.7427885864.

The spelling of 233452217 in words is "two hundred thirty-three million, four hundred fifty-two thousand, two hundred seventeen".