249343 has 8 divisors (see below), whose sum is σ = 268128. Its totient is φ = 231264.

The previous prime is 249341. The next prime is 249367. The reversal of 249343 is 343942.

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

It is a cyclic number.

It is not a de Polignac number, because 249343 - 2¹ = 249341 is a prime.

It is a d-powerful number, because it can be written as 2 + 4² + 3⁸ + 9² + 4⁸ + 3¹¹ .

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249341) 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, 705 + ... + 997.

It is an arithmetic number, because the mean of its divisors is an integer number (33516).

2²⁴⁹³⁴³ is an apocalyptic number.

249343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

249343 is a deficient number, since it is larger than the sum of its proper divisors (18785).

249343 is a wasteful number, since it uses less digits than its factorization.

249343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353.

The product of its digits is 2592, while the sum is 25.

The square root of 249343 is about 499.3425677829. The cubic root of 249343 is about 62.9408195404.

The spelling of 249343 in words is "two hundred forty-nine thousand, three hundred forty-three".