249316 has 12 divisors (see below), whose sum is σ = 440188. Its totient is φ = 123552.

The previous prime is 249311. The next prime is 249317. The reversal of 249316 is 613942.

It can be written as a sum of positive squares in 2 ways, for example, as 119716 + 129600 = 346^2 + 360^2 .

It is not an unprimeable number, because it can be changed into a prime (249311) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 430 + ... + 826.

2²⁴⁹³¹⁶ is an apocalyptic number.

It is an amenable number.

249316 is a deficient number, since it is larger than the sum of its proper divisors (190872).

249316 is a wasteful number, since it uses less digits than its factorization.

249316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 556 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 249316 is about 499.3155315029. The cubic root of 249316 is about 62.9385476185.

It can be divided in two parts, 249 and 316, that added together give a palindrome (565).

The spelling of 249316 in words is "two hundred forty-nine thousand, three hundred sixteen".