255142042 has 8 divisors (see below), whose sum is σ = 383724000. Its totient is φ = 127234044.

The previous prime is 255142033. The next prime is 255142049. The reversal of 255142042 is 240241552.

255142042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 255141998 and 255142016.

It is not an unprimeable number, because it can be changed into a prime (255142049) 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, 167542 + ... + 169057.

It is an arithmetic number, because the mean of its divisors is an integer number (47965500).

Almost surely, 2^255142042 is an apocalyptic number.

255142042 is a deficient number, since it is larger than the sum of its proper divisors (128581958).

255142042 is a wasteful number, since it uses less digits than its factorization.

255142042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336980.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 255142042 is about 15973.1663110355. The cubic root of 255142042 is about 634.2502917663.

Adding to 255142042 its reverse (240241552), we get a palindrome (495383594).

It can be divided in two parts, 25514 and 2042, that added together give a square (27556 = 166²).

The spelling of 255142042 in words is "two hundred fifty-five million, one hundred forty-two thousand, forty-two".