260442023 has 4 divisors (see below), whose sum is σ = 275762160. Its totient is φ = 245121888.

The previous prime is 260442019. The next prime is 260442029. The reversal of 260442023 is 320244062.

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 260442023 - 2² = 260442019 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 260442023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260442029) 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, 7660043 + ... + 7660076.

It is an arithmetic number, because the mean of its divisors is an integer number (68940540).

Almost surely, 2^260442023 is an apocalyptic number.

260442023 is a deficient number, since it is larger than the sum of its proper divisors (15320137).

260442023 is a wasteful number, since it uses less digits than its factorization.

260442023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15320136.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 260442023 is about 16138.2162273282. The cubic root of 260442023 is about 638.6119191725.

Adding to 260442023 its reverse (320244062), we get a palindrome (580686085).

The spelling of 260442023 in words is "two hundred sixty million, four hundred forty-two thousand, twenty-three".