242133524 has 12 divisors (see below), whose sum is σ = 423899700. Its totient is φ = 121019328.

The previous prime is 242133509. The next prime is 242133527. The reversal of 242133524 is 425331242.

242133524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 139476100 + 102657424 = 11810^2 + 10132^2 .

It is a junction number, because it is equal to n+sod(n) for n = 242133493 and 242133502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242133527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1232 + ... + 22040.

It is an arithmetic number, because the mean of its divisors is an integer number (35324975).

Almost surely, 2^242133524 is an apocalyptic number.

It is an amenable number.

242133524 is a deficient number, since it is larger than the sum of its proper divisors (181766176).

242133524 is a wasteful number, since it uses less digits than its factorization.

242133524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23722 (or 23720 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 242133524 is about 15560.6402181915. The cubic root of 242133524 is about 623.2825587691.

Adding to 242133524 its reverse (425331242), we get a palindrome (667464766).

The spelling of 242133524 in words is "two hundred forty-two million, one hundred thirty-three thousand, five hundred twenty-four".