260187385 has 8 divisors (see below), whose sum is σ = 325800000. Its totient is φ = 199099824.

The previous prime is 260187379. The next prime is 260187401. The reversal of 260187385 is 583781062.

260187385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 260187385 - 2³ = 260187377 is a prime.

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, 1131135 + ... + 1131364.

It is an arithmetic number, because the mean of its divisors is an integer number (40725000).

Almost surely, 2^260187385 is an apocalyptic number.

It is an amenable number.

260187385 is a deficient number, since it is larger than the sum of its proper divisors (65612615).

260187385 is a wasteful number, since it uses less digits than its factorization.

260187385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262527.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 260187385 is about 16130.3250122246. The cubic root of 260187385 is about 638.4037245479.

The spelling of 260187385 in words is "two hundred sixty million, one hundred eighty-seven thousand, three hundred eighty-five".