255804922 has 16 divisors (see below), whose sum is σ = 389878272. Its totient is φ = 125861200.

The previous prime is 255804907. The next prime is 255804937. The reversal of 255804922 is 229408552.

It is an interprime number because it is at equal distance from previous prime (255804907) and next prime (255804937).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29943 + ... + 37525.

It is an arithmetic number, because the mean of its divisors is an integer number (24367392).

Almost surely, 2^255804922 is an apocalyptic number.

255804922 is a deficient number, since it is larger than the sum of its proper divisors (134073350).

255804922 is a wasteful number, since it uses less digits than its factorization.

255804922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7853.

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

The square root of 255804922 is about 15993.9026506979. The cubic root of 255804922 is about 634.7990948948.

The spelling of 255804922 in words is "two hundred fifty-five million, eight hundred four thousand, nine hundred twenty-two".