249116273 has 16 divisors (see below), whose sum is σ = 289371264. Its totient is φ = 210055680.

The previous prime is 249116267. The next prime is 249116291. The reversal of 249116273 is 372611942.

It is a cyclic number.

It is not a de Polignac number, because 249116273 - 2⁸ = 249116017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (249116233) 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, 121886 + ... + 123912.

It is an arithmetic number, because the mean of its divisors is an integer number (18085704).

Almost surely, 2^249116273 is an apocalyptic number.

It is an amenable number.

249116273 is a deficient number, since it is larger than the sum of its proper divisors (40254991).

249116273 is a wasteful number, since it uses less digits than its factorization.

249116273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312.

The product of its digits is 18144, while the sum is 35.

The square root of 249116273 is about 15783.4176590496. The cubic root of 249116273 is about 629.2173644239.

The spelling of 249116273 in words is "two hundred forty-nine million, one hundred sixteen thousand, two hundred seventy-three".