242824 has 16 divisors (see below), whose sum is σ = 460800. Its totient is φ = 119952.

The previous prime is 242819. The next prime is 242863. The reversal of 242824 is 428242.

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 242795 and 242804.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 897 + ... + 1135.

It is an arithmetic number, because the mean of its divisors is an integer number (28800).

2²⁴²⁸²⁴ is an apocalyptic number.

It is an amenable number.

242824 is a deficient number, since it is larger than the sum of its proper divisors (217976).

242824 is a wasteful number, since it uses less digits than its factorization.

242824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 368 counting only the distinct ones).

The product of its digits is 1024, while the sum is 22.

The square root of 242824 is about 492.7717524372. The cubic root of 242824 is about 62.3874454252.

It can be divided in two parts, 24 and 2824, that multiplied together give a palindrome (67776).

The spelling of 242824 in words is "two hundred forty-two thousand, eight hundred twenty-four".