242531332 has 6 divisors (see below), whose sum is σ = 424429838. Its totient is φ = 121265664.

The previous prime is 242531329. The next prime is 242531347. The reversal of 242531332 is 233135242.

It can be written as a sum of positive squares in only one way, i.e., 220403716 + 22127616 = 14846^2 + 4704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 242531297 and 242531306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30316413 + ... + 30316420.

Almost surely, 2^242531332 is an apocalyptic number.

It is an amenable number.

242531332 is a deficient number, since it is larger than the sum of its proper divisors (181898506).

242531332 is a wasteful number, since it uses less digits than its factorization.

242531332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60632837 (or 60632835 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 242531332 is about 15573.4174797955. The cubic root of 242531332 is about 623.6237081779.

Adding to 242531332 its reverse (233135242), we get a palindrome (475666574).

The spelling of 242531332 in words is "two hundred forty-two million, five hundred thirty-one thousand, three hundred thirty-two".