249298 has 8 divisors (see below), whose sum is σ = 427392. Its totient is φ = 106836.

The previous prime is 249287. The next prime is 249311. The reversal of 249298 is 892942.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁶ + 4³ + 2¹⁶ + 9⁵ + 9⁵ + 8² .

It is an unprimeable number.

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, 8890 + ... + 8917.

It is an arithmetic number, because the mean of its divisors is an integer number (53424).

2²⁴⁹²⁹⁸ is an apocalyptic number.

249298 is a deficient number, since it is larger than the sum of its proper divisors (178094).

249298 is a wasteful number, since it uses less digits than its factorization.

249298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17816.

The product of its digits is 10368, while the sum is 34.

The square root of 249298 is about 499.2975065029. The cubic root of 249298 is about 62.9370329128.

It can be divided in two parts, 2 and 49298, that multiplied together give a square (98596 = 314²).

The spelling of 249298 in words is "two hundred forty-nine thousand, two hundred ninety-eight".