249796 has 12 divisors (see below), whose sum is σ = 440748. Its totient is φ = 123872.

The previous prime is 249779. The next prime is 249797. The reversal of 249796 is 697942.

249796 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 136900 + 112896 = 370^2 + 336^2 .

It is not an unprimeable number, because it can be changed into a prime (249797) 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, 630 + ... + 946.

It is an arithmetic number, because the mean of its divisors is an integer number (36729).

2²⁴⁹⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

249796 is a deficient number, since it is larger than the sum of its proper divisors (190952).

249796 is a wasteful number, since it uses less digits than its factorization.

249796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518 (or 516 counting only the distinct ones).

The product of its digits is 27216, while the sum is 37.

The square root of 249796 is about 499.7959583670. The cubic root of 249796 is about 62.9789129057.

The spelling of 249796 in words is "two hundred forty-nine thousand, seven hundred ninety-six".