255803042 has 16 divisors (see below), whose sum is σ = 440618400. Its totient is φ = 110154240.

The previous prime is 255803021. The next prime is 255803047. The reversal of 255803042 is 240308552.

255803042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 255802996 and 255803014.

It is not an unprimeable number, because it can be changed into a prime (255803047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305567 + ... + 306402.

It is an arithmetic number, because the mean of its divisors is an integer number (27538650).

Almost surely, 2^255803042 is an apocalyptic number.

255803042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

255803042 is a deficient number, since it is larger than the sum of its proper divisors (184815358).

255803042 is a wasteful number, since it uses less digits than its factorization.

255803042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612001.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 255803042 is about 15993.8438781926. The cubic root of 255803042 is about 634.7975397707.

The spelling of 255803042 in words is "two hundred fifty-five million, eight hundred three thousand, forty-two".