260928443 has 4 divisors (see below), whose sum is σ = 266480160. Its totient is φ = 255376728.

The previous prime is 260928439. The next prime is 260928449. The reversal of 260928443 is 344829062.

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 260928443 - 2² = 260928439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 260928397 and 260928406.

It is not an unprimeable number, because it can be changed into a prime (260928449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775788 + ... + 2775881.

It is an arithmetic number, because the mean of its divisors is an integer number (66620040).

Almost surely, 2^260928443 is an apocalyptic number.

260928443 is a deficient number, since it is larger than the sum of its proper divisors (5551717).

260928443 is an equidigital number, since it uses as much as digits as its factorization.

260928443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551716.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 260928443 is about 16153.2796360368. The cubic root of 260928443 is about 639.0092442271.

The spelling of 260928443 in words is "two hundred sixty million, nine hundred twenty-eight thousand, four hundred forty-three".