249038 has 8 divisors (see below), whose sum is σ = 375840. Its totient is φ = 123760.

The previous prime is 249037. The next prime is 249059. The reversal of 249038 is 830942.

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

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 248998 and 249016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249037) 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, 218 + ... + 738.

It is an arithmetic number, because the mean of its divisors is an integer number (46980).

2²⁴⁹⁰³⁸ is an apocalyptic number.

249038 is a deficient number, since it is larger than the sum of its proper divisors (126802).

249038 is a wasteful number, since it uses less digits than its factorization.

249038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 249038 is about 499.0370727712. The cubic root of 249038 is about 62.9151456927.

The spelling of 249038 in words is "two hundred forty-nine thousand, thirty-eight".