255298042 has 8 divisors (see below), whose sum is σ = 383112756. Its totient is φ = 127593792.

The previous prime is 255298019. The next prime is 255298063. The reversal of 255298042 is 240892552.

It can be written as a sum of positive squares in 2 ways, for example, as 253733041 + 1565001 = 15929^2 + 1251^2 .

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 = 255297992 and 255298010.

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, 21573 + ... + 31240.

Almost surely, 2^255298042 is an apocalyptic number.

255298042 is a deficient number, since it is larger than the sum of its proper divisors (127814714).

255298042 is a wasteful number, since it uses less digits than its factorization.

255298042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55232.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 255298042 is about 15978.0487544631. The cubic root of 255298042 is about 634.3795307400.

The spelling of 255298042 in words is "two hundred fifty-five million, two hundred ninety-eight thousand, forty-two".