242486 has 8 divisors (see below), whose sum is σ = 365904. Its totient is φ = 120520.

The previous prime is 242483. The next prime is 242491. The reversal of 242486 is 684242.

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 (242483) 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, 296 + ... + 756.

It is an arithmetic number, because the mean of its divisors is an integer number (45738).

2²⁴²⁴⁸⁶ is an apocalyptic number.

242486 is a deficient number, since it is larger than the sum of its proper divisors (123418).

242486 is a wasteful number, since it uses less digits than its factorization.

242486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726.

The product of its digits is 3072, while the sum is 26.

The square root of 242486 is about 492.4286750383. The cubic root of 242486 is about 62.3584851519.

The spelling of 242486 in words is "two hundred forty-two thousand, four hundred eighty-six".