260423305 has 8 divisors (see below), whose sum is σ = 317172672. Its totient is φ = 205228848.

The previous prime is 260423297. The next prime is 260423327. The reversal of 260423305 is 503324062.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 260423305 - 2³ = 260423297 is a prime.

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 260423305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388357 + ... + 389026.

It is an arithmetic number, because the mean of its divisors is an integer number (39646584).

Almost surely, 2^260423305 is an apocalyptic number.

It is an amenable number.

260423305 is a deficient number, since it is larger than the sum of its proper divisors (56749367).

260423305 is an equidigital number, since it uses as much as digits as its factorization.

260423305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777455.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 260423305 is about 16137.6362891224. The cubic root of 260423305 is about 638.5966197671.

Adding to 260423305 its reverse (503324062), we get a palindrome (763747367).

The spelling of 260423305 in words is "two hundred sixty million, four hundred twenty-three thousand, three hundred five".