235152231 has 8 divisors (see below), whose sum is σ = 314327664. Its totient is φ = 156372480.

The previous prime is 235152223. The next prime is 235152259. The reversal of 235152231 is 132251532.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 235152231 - 2³ = 235152223 is a prime.

It is a super-2 number, since 2×235152231² = 110593143488554722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235150231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97530 + ... + 99911.

It is an arithmetic number, because the mean of its divisors is an integer number (39290958).

Almost surely, 2^235152231 is an apocalyptic number.

235152231 is a deficient number, since it is larger than the sum of its proper divisors (79175433).

235152231 is a wasteful number, since it uses less digits than its factorization.

235152231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197841.

The product of its digits is 1800, while the sum is 24.

The square root of 235152231 is about 15334.6741406526. The cubic root of 235152231 is about 617.2338013495.

The spelling of 235152231 in words is "two hundred thirty-five million, one hundred fifty-two thousand, two hundred thirty-one".