260819243 has 8 divisors (see below), whose sum is σ = 270019200. Its totient is φ = 251633088.

The previous prime is 260819203. The next prime is 260819249. The reversal of 260819243 is 342918062.

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 260819243 - 2¹⁰ = 260818219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260819249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48455 + ... + 53567.

It is an arithmetic number, because the mean of its divisors is an integer number (33752400).

Almost surely, 2^260819243 is an apocalyptic number.

260819243 is a deficient number, since it is larger than the sum of its proper divisors (9199957).

260819243 is a wasteful number, since it uses less digits than its factorization.

260819243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6901.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 260819243 is about 16149.8991637719. The cubic root of 260819243 is about 638.9200888181.

The spelling of 260819243 in words is "two hundred sixty million, eight hundred nineteen thousand, two hundred forty-three".