255894937 has 2 divisors, whose sum is σ = 255894938. Its totient is φ = 255894936.

The previous prime is 255894929. The next prime is 255894949. The reversal of 255894937 is 739498552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134652816 + 121242121 = 11604^2 + 11011^2 .

It is a cyclic number.

It is not a de Polignac number, because 255894937 - 2³ = 255894929 is a prime.

It is not a weakly prime, because it can be changed into another prime (255804937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127947468 + 127947469.

It is an arithmetic number, because the mean of its divisors is an integer number (127947469).

Almost surely, 2^255894937 is an apocalyptic number.

It is an amenable number.

255894937 is a deficient number, since it is larger than the sum of its proper divisors (1).

255894937 is an equidigital number, since it uses as much as digits as its factorization.

255894937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 52.

The square root of 255894937 is about 15996.7164443207. The cubic root of 255894937 is about 634.8735458200.

The spelling of 255894937 in words is "two hundred fifty-five million, eight hundred ninety-four thousand, nine hundred thirty-seven".