249927 has 8 divisors (see below), whose sum is σ = 335616. Its totient is φ = 165432.

The previous prime is 249923. The next prime is 249943. The reversal of 249927 is 729942.

249927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 249927 - 2² = 249923 is a prime.

249927 is a lucky number.

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 249927.

It is not an unprimeable number, because it can be changed into a prime (249923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498 + ... + 864.

It is an arithmetic number, because the mean of its divisors is an integer number (41952).

2²⁴⁹⁹²⁷ is an apocalyptic number.

249927 is a deficient number, since it is larger than the sum of its proper divisors (85689).

249927 is a wasteful number, since it uses less digits than its factorization.

249927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597.

The product of its digits is 9072, while the sum is 33.

The square root of 249927 is about 499.9269946702. The cubic root of 249927 is about 62.9899202821.

It can be divided in two parts, 249 and 927, that added together give a triangular number (1176 = T₄₈).

The spelling of 249927 in words is "two hundred forty-nine thousand, nine hundred twenty-seven".