234213433 has 4 divisors (see below), whose sum is σ = 237178240. Its totient is φ = 231248628.

The previous prime is 234213431. The next prime is 234213449. The reversal of 234213433 is 334312432.

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 234213433 - 2¹ = 234213431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234213398 and 234213407.

It is not an unprimeable number, because it can be changed into a prime (234213431) 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, 1482285 + ... + 1482442.

It is an arithmetic number, because the mean of its divisors is an integer number (59294560).

Almost surely, 2^234213433 is an apocalyptic number.

It is an amenable number.

234213433 is a deficient number, since it is larger than the sum of its proper divisors (2964807).

234213433 is an equidigital number, since it uses as much as digits as its factorization.

234213433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964806.

The product of its digits is 5184, while the sum is 25.

The square root of 234213433 is about 15304.0332265714. The cubic root of 234213433 is about 616.4113118872.

Adding to 234213433 its reverse (334312432), we get a palindrome (568525865).

The spelling of 234213433 in words is "two hundred thirty-four million, two hundred thirteen thousand, four hundred thirty-three".