260885345 has 16 divisors (see below), whose sum is σ = 364538880. Its totient is φ = 175516224.

The previous prime is 260885341. The next prime is 260885353. The reversal of 260885345 is 543588062.

It is a cyclic number.

It is not a de Polignac number, because 260885345 - 2² = 260885341 is a prime.

It is a super-2 number, since 2×260885345² = 136122326471538050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (260885341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68465 + ... + 72174.

It is an arithmetic number, because the mean of its divisors is an integer number (22783680).

Almost surely, 2^260885345 is an apocalyptic number.

It is an amenable number.

260885345 is a deficient number, since it is larger than the sum of its proper divisors (103653535).

260885345 is a wasteful number, since it uses less digits than its factorization.

260885345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140704.

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 260885345 is about 16151.9455484471. The cubic root of 260885345 is about 638.9740602044.

The spelling of 260885345 in words is "two hundred sixty million, eight hundred eighty-five thousand, three hundred forty-five".