260531235 has 48 divisors (see below), whose sum is σ = 488726784. Its totient is φ = 132894432.

The previous prime is 260531221. The next prime is 260531251. The reversal of 260531235 is 532135062.

260531235 is a `hidden beast` number, since 2 + 605 + 31 + 23 + 5 = 666.

260531235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 260531235 - 2⁸ = 260530979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 260531199 and 260531208.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23284 + ... + 32606.

It is an arithmetic number, because the mean of its divisors is an integer number (10181808).

Almost surely, 2^260531235 is an apocalyptic number.

260531235 is a deficient number, since it is larger than the sum of its proper divisors (228195549).

260531235 is an equidigital number, since it uses as much as digits as its factorization.

260531235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9366 (or 9354 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 260531235 is about 16140.9799888359. The cubic root of 260531235 is about 638.6848277122.

Adding to 260531235 its reverse (532135062), we get a palindrome (792666297).

The spelling of 260531235 in words is "two hundred sixty million, five hundred thirty-one thousand, two hundred thirty-five".