235152331 has 4 divisors (see below), whose sum is σ = 235404232. Its totient is φ = 234900432.

The previous prime is 235152319. The next prime is 235152367. The reversal of 235152331 is 133251532.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235152331 is a prime.

It is a super-2 number, since 2×235152331² = 110593237549467122, 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 = 235152296 and 235152305.

It is not an unprimeable number, because it can be changed into a prime (235152301) 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, 124545 + ... + 126418.

It is an arithmetic number, because the mean of its divisors is an integer number (58851058).

Almost surely, 2^235152331 is an apocalyptic number.

235152331 is a deficient number, since it is larger than the sum of its proper divisors (251901).

235152331 is an equidigital number, since it uses as much as digits as its factorization.

235152331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251900.

The product of its digits is 2700, while the sum is 25.

The square root of 235152331 is about 15334.6774012367. The cubic root of 235152331 is about 617.2338888438.

The spelling of 235152331 in words is "two hundred thirty-five million, one hundred fifty-two thousand, three hundred thirty-one".