260663460 has 24 divisors (see below), whose sum is σ = 729857856. Its totient is φ = 69510240.

The previous prime is 260663443. The next prime is 260663477. The reversal of 260663460 is 64366062.

It is an interprime number because it is at equal distance from previous prime (260663443) and next prime (260663477).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2172136 + ... + 2172255.

It is an arithmetic number, because the mean of its divisors is an integer number (30410744).

Almost surely, 2^260663460 is an apocalyptic number.

260663460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260663460 is an abundant number, since it is smaller than the sum of its proper divisors (469194396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260663460 is a wasteful number, since it uses less digits than its factorization.

260663460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4344403 (or 4344401 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 260663460 is about 16145.0754101676. The cubic root of 260663460 is about 638.7928580330.

It can be divided in two parts, 2606 and 63460, that added together give a palindrome (66066).

The spelling of 260663460 in words is "two hundred sixty million, six hundred sixty-three thousand, four hundred sixty".