260278275 has 24 divisors (see below), whose sum is σ = 435173040. Its totient is φ = 137251840.

The previous prime is 260278259. The next prime is 260278297. The reversal of 260278275 is 572872062.

It is not a de Polignac number, because 260278275 - 2⁴ = 260278259 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12822 + ... + 26171.

It is an arithmetic number, because the mean of its divisors is an integer number (18132210).

Almost surely, 2^260278275 is an apocalyptic number.

260278275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

260278275 is a deficient number, since it is larger than the sum of its proper divisors (174894765).

260278275 is a wasteful number, since it uses less digits than its factorization.

260278275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39095 (or 39090 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 260278275 is about 16133.1421304097. The cubic root of 260278275 is about 638.4780527215.

The spelling of 260278275 in words is "two hundred sixty million, two hundred seventy-eight thousand, two hundred seventy-five".