234432197 has 4 divisors (see below), whose sum is σ = 238855500. Its totient is φ = 230008896.

The previous prime is 234432161. The next prime is 234432217. The reversal of 234432197 is 791234432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 170015521 + 64416676 = 13039^2 + 8026^2 .

It is a cyclic number.

It is not a de Polignac number, because 234432197 - 2⁸ = 234431941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234432797) 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, 2211572 + ... + 2211677.

It is an arithmetic number, because the mean of its divisors is an integer number (59713875).

Almost surely, 2^234432197 is an apocalyptic number.

It is an amenable number.

234432197 is a deficient number, since it is larger than the sum of its proper divisors (4423303).

234432197 is an equidigital number, since it uses as much as digits as its factorization.

234432197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423302.

The product of its digits is 36288, while the sum is 35.

The square root of 234432197 is about 15311.1788246366. The cubic root of 234432197 is about 616.6031691457.

The spelling of 234432197 in words is "two hundred thirty-four million, four hundred thirty-two thousand, one hundred ninety-seven".