255893879 has 2 divisors, whose sum is σ = 255893880. Its totient is φ = 255893878.

The previous prime is 255893867. The next prime is 255893947. The reversal of 255893879 is 978398552.

255893879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255893879 - 2²⁰ = 254845303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255893819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127946939 + 127946940.

It is an arithmetic number, because the mean of its divisors is an integer number (127946940).

Almost surely, 2^255893879 is an apocalyptic number.

255893879 is a deficient number, since it is larger than the sum of its proper divisors (1).

255893879 is an equidigital number, since it uses as much as digits as its factorization.

255893879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5443200, while the sum is 56.

The square root of 255893879 is about 15996.6833750000. The cubic root of 255893879 is about 634.8726708553.

The spelling of 255893879 in words is "two hundred fifty-five million, eight hundred ninety-three thousand, eight hundred seventy-nine".