255068215 has 16 divisors (see below), whose sum is σ = 310996800. Its totient is φ = 200800512.

The previous prime is 255068207. The next prime is 255068237. The reversal of 255068215 is 512860552.

It is a cyclic number.

It is not a de Polignac number, because 255068215 - 2³ = 255068207 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 100654 + ... + 103156.

It is an arithmetic number, because the mean of its divisors is an integer number (19437300).

Almost surely, 2^255068215 is an apocalyptic number.

255068215 is a deficient number, since it is larger than the sum of its proper divisors (55928585).

255068215 is a wasteful number, since it uses less digits than its factorization.

255068215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 255068215 is about 15970.8551743481. The cubic root of 255068215 is about 634.1891110570.

The spelling of 255068215 in words is "two hundred fifty-five million, sixty-eight thousand, two hundred fifteen".