255862038 has 16 divisors (see below), whose sum is σ = 516507840. Its totient is φ = 84490056.

The previous prime is 255861971. The next prime is 255862043. The reversal of 255862038 is 830268552.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 255861987 and 255862005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198628 + ... + 199911.

It is an arithmetic number, because the mean of its divisors is an integer number (32281740).

Almost surely, 2^255862038 is an apocalyptic number.

255862038 is an abundant number, since it is smaller than the sum of its proper divisors (260645802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255862038 is a wasteful number, since it uses less digits than its factorization.

255862038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398651.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 255862038 is about 15995.6881064867. The cubic root of 255862038 is about 634.8463372578.

The spelling of 255862038 in words is "two hundred fifty-five million, eight hundred sixty-two thousand, thirty-eight".