234543461 has 4 divisors (see below), whose sum is σ = 235182912. Its totient is φ = 233904012.

The previous prime is 234543451. The next prime is 234543499. The reversal of 234543461 is 164345432.

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 a de Polignac number, because none of the positive numbers 2^k-234543461 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234543451) 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, 319175 + ... + 319908.

It is an arithmetic number, because the mean of its divisors is an integer number (58795728).

Almost surely, 2^234543461 is an apocalyptic number.

It is an amenable number.

234543461 is a deficient number, since it is larger than the sum of its proper divisors (639451).

234543461 is an equidigital number, since it uses as much as digits as its factorization.

234543461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639450.

The product of its digits is 34560, while the sum is 32.

The square root of 234543461 is about 15314.8118173225. The cubic root of 234543461 is about 616.7007025123.

Adding to 234543461 its reverse (164345432), we get a palindrome (398888893).

The spelling of 234543461 in words is "two hundred thirty-four million, five hundred forty-three thousand, four hundred sixty-one".