249944 has 16 divisors (see below), whose sum is σ = 474000. Its totient is φ = 123552.

The previous prime is 249943. The next prime is 249947. The reversal of 249944 is 449942.

249944 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 249944.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 249944.

It is not an unprimeable number, because it can be changed into a prime (249943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157 + ... + 1355.

It is an arithmetic number, because the mean of its divisors is an integer number (29625).

2²⁴⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

249944 is a deficient number, since it is larger than the sum of its proper divisors (224056).

249944 is a wasteful number, since it uses less digits than its factorization.

249944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 358 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 249944 is about 499.9439968636. The cubic root of 249944 is about 62.9913484382.

The spelling of 249944 in words is "two hundred forty-nine thousand, nine hundred forty-four".