235366231 has 4 divisors (see below), whose sum is σ = 237449232. Its totient is φ = 233283232.

The previous prime is 235366217. The next prime is 235366237. The reversal of 235366231 is 132663532.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 235366231 - 2⁹ = 235365719 is a prime.

It is a super-2 number, since 2×235366231² = 110794525390290722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 235366193 and 235366202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235366237) 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, 1041331 + ... + 1041556.

It is an arithmetic number, because the mean of its divisors is an integer number (59362308).

Almost surely, 2^235366231 is an apocalyptic number.

235366231 is a deficient number, since it is larger than the sum of its proper divisors (2083001).

235366231 is a wasteful number, since it uses less digits than its factorization.

235366231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083000.

The product of its digits is 19440, while the sum is 31.

The square root of 235366231 is about 15341.6502045901. The cubic root of 235366231 is about 617.4209822016.

The spelling of 235366231 in words is "two hundred thirty-five million, three hundred sixty-six thousand, two hundred thirty-one".