242142536 has 16 divisors (see below), whose sum is σ = 477913200. Its totient is φ = 114699024.

The previous prime is 242142529. The next prime is 242142553. The reversal of 242142536 is 635241242.

242142536 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×242142536² = 117266015481022592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242142499 and 242142508.

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, 796370 + ... + 796673.

It is an arithmetic number, because the mean of its divisors is an integer number (29869575).

Almost surely, 2^242142536 is an apocalyptic number.

It is an amenable number.

242142536 is a deficient number, since it is larger than the sum of its proper divisors (235770664).

242142536 is a wasteful number, since it uses less digits than its factorization.

242142536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593068 (or 1593064 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 242142536 is about 15560.9297922714. The cubic root of 242142536 is about 623.2902913521.

Adding to 242142536 its reverse (635241242), we get a palindrome (877383778).

The spelling of 242142536 in words is "two hundred forty-two million, one hundred forty-two thousand, five hundred thirty-six".