235423873 has 4 divisors (see below), whose sum is σ = 235454980. Its totient is φ = 235392768.

The previous prime is 235423849. The next prime is 235423891. The reversal of 235423873 is 378324532.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 38526849 + 196897024 = 6207^2 + 14032^2 .

It is a cyclic number.

It is not a de Polignac number, because 235423873 - 2⁵ = 235423841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235423823) 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, 3961 + ... + 22057.

It is an arithmetic number, because the mean of its divisors is an integer number (58863745).

Almost surely, 2^235423873 is an apocalyptic number.

It is an amenable number.

235423873 is a deficient number, since it is larger than the sum of its proper divisors (31107).

235423873 is a wasteful number, since it uses less digits than its factorization.

235423873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31106.

The product of its digits is 120960, while the sum is 37.

The square root of 235423873 is about 15343.5287010518. The cubic root of 235423873 is about 617.4713809287.

The spelling of 235423873 in words is "two hundred thirty-five million, four hundred twenty-three thousand, eight hundred seventy-three".