242531824 has 10 divisors (see below), whose sum is σ = 469905440. Its totient is φ = 121265904.

The previous prime is 242531813. The next prime is 242531837. The reversal of 242531824 is 428135242.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7579104 + ... + 7579135.

It is an arithmetic number, because the mean of its divisors is an integer number (46990544).

Almost surely, 2^242531824 is an apocalyptic number.

It is an amenable number.

242531824 is a deficient number, since it is larger than the sum of its proper divisors (227373616).

242531824 is a wasteful number, since it uses less digits than its factorization.

242531824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15158247 (or 15158241 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 242531824 is about 15573.4332759350. The cubic root of 242531824 is about 623.6241298728.

The spelling of 242531824 in words is "two hundred forty-two million, five hundred thirty-one thousand, eight hundred twenty-four".