235352231 has 4 divisors (see below), whose sum is σ = 236380200. Its totient is φ = 234324264.

The previous prime is 235352203. The next prime is 235352251. The reversal of 235352231 is 132253532.

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 235352231 - 2¹⁸ = 235090087 is a prime.

It is a super-2 number, since 2×235352231² = 110781345273354722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 235352231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235352251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513641 + ... + 514098.

It is an arithmetic number, because the mean of its divisors is an integer number (59095050).

Almost surely, 2^235352231 is an apocalyptic number.

235352231 is a deficient number, since it is larger than the sum of its proper divisors (1027969).

235352231 is a wasteful number, since it uses less digits than its factorization.

235352231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027968.

The product of its digits is 5400, while the sum is 26.

The square root of 235352231 is about 15341.1939235511. The cubic root of 235352231 is about 617.4087401946.

The spelling of 235352231 in words is "two hundred thirty-five million, three hundred fifty-two thousand, two hundred thirty-one".