249254 has 8 divisors (see below), whose sum is σ = 395928. Its totient is φ = 117280.

The previous prime is 249253. The next prime is 249257. The reversal of 249254 is 452942.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249253) 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, 3632 + ... + 3699.

It is an arithmetic number, because the mean of its divisors is an integer number (49491).

2²⁴⁹²⁵⁴ is an apocalyptic number.

249254 is a deficient number, since it is larger than the sum of its proper divisors (146674).

249254 is a wasteful number, since it uses less digits than its factorization.

249254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350.

The product of its digits is 2880, while the sum is 26.

The square root of 249254 is about 499.2534426521. The cubic root of 249254 is about 62.9333299918.

The spelling of 249254 in words is "two hundred forty-nine thousand, two hundred fifty-four".