275696985 has 8 divisors (see below), whose sum is σ = 441115200. Its totient is φ = 147038384.

The previous prime is 275696977. The next prime is 275696987. The reversal of 275696985 is 589696572.

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 275696985 - 2³ = 275696977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (275696987) 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, 9189885 + ... + 9189914.

It is an arithmetic number, because the mean of its divisors is an integer number (55139400).

Almost surely, 2^275696985 is an apocalyptic number.

It is an amenable number.

275696985 is a deficient number, since it is larger than the sum of its proper divisors (165418215).

275696985 is a wasteful number, since it uses less digits than its factorization.

275696985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18379807.

The product of its digits is 8164800, while the sum is 57.

The square root of 275696985 is about 16604.1255415635. The cubic root of 275696985 is about 650.8446494703.

The spelling of 275696985 in words is "two hundred seventy-five million, six hundred ninety-six thousand, nine hundred eighty-five".