249675273 has 12 divisors (see below), whose sum is σ = 360867520. Its totient is φ = 166346136.

The previous prime is 249675247. The next prime is 249675289. The reversal of 249675273 is 372576942.

It is not a de Polignac number, because 249675273 - 2⁸ = 249675017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249670273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8268 + ... + 23826.

Almost surely, 2^249675273 is an apocalyptic number.

It is an amenable number.

249675273 is a deficient number, since it is larger than the sum of its proper divisors (111192247).

249675273 is a wasteful number, since it uses less digits than its factorization.

249675273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17348 (or 17345 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 249675273 is about 15801.1161947503. The cubic root of 249675273 is about 629.6876531797.

The spelling of 249675273 in words is "two hundred forty-nine million, six hundred seventy-five thousand, two hundred seventy-three".