234331433 has 4 divisors (see below), whose sum is σ = 267807360. Its totient is φ = 200855508.

The previous prime is 234331403. The next prime is 234331457. The reversal of 234331433 is 334133432.

It is a happy number.

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 not a de Polignac number, because 234331433 - 2⁶ = 234331369 is a prime.

It is a super-2 number, since 2×234331433² = 109822440983666978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234331403) 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, 16737953 + ... + 16737966.

It is an arithmetic number, because the mean of its divisors is an integer number (66951840).

Almost surely, 2^234331433 is an apocalyptic number.

It is an amenable number.

234331433 is a deficient number, since it is larger than the sum of its proper divisors (33475927).

234331433 is an equidigital number, since it uses as much as digits as its factorization.

234331433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33475926.

The product of its digits is 7776, while the sum is 26.

The square root of 234331433 is about 15307.8879340032. The cubic root of 234331433 is about 616.5148133845.

Adding to 234331433 its reverse (334133432), we get a palindrome (568464865).

The spelling of 234331433 in words is "two hundred thirty-four million, three hundred thirty-one thousand, four hundred thirty-three".