242143016 has 16 divisors (see below), whose sum is σ = 455009940. Its totient is φ = 120807040.

The previous prime is 242143003. The next prime is 242143037. The reversal of 242143016 is 610341242.

It can be written as a sum of positive squares in 2 ways, for example, as 226382116 + 15760900 = 15046^2 + 3970^2 .

It is a junction number, because it is equal to n+sod(n) for n = 242142982 and 242143000.

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, 29141 + ... + 36516.

Almost surely, 2^242143016 is an apocalyptic number.

It is an amenable number.

242143016 is a deficient number, since it is larger than the sum of its proper divisors (212866924).

242143016 is a wasteful number, since it uses less digits than its factorization.

242143016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66124 (or 66120 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 242143016 is about 15560.9452155067. The cubic root of 242143016 is about 623.2907032020.

Adding to 242143016 its reverse (610341242), we get a palindrome (852484258).

The spelling of 242143016 in words is "two hundred forty-two million, one hundred forty-three thousand, sixteen".