255448207 has 4 divisors (see below), whose sum is σ = 291940816. Its totient is φ = 218955600.

The previous prime is 255448201. The next prime is 255448213. The reversal of 255448207 is 702844552.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (255448201) and next prime (255448213).

It is a cyclic number.

It is not a de Polignac number, because 255448207 - 2¹⁹ = 254923919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255448201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18246294 + ... + 18246307.

It is an arithmetic number, because the mean of its divisors is an integer number (72985204).

Almost surely, 2^255448207 is an apocalyptic number.

255448207 is a deficient number, since it is larger than the sum of its proper divisors (36492609).

255448207 is an equidigital number, since it uses as much as digits as its factorization.

255448207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36492608.

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 255448207 is about 15982.7471668672. The cubic root of 255448207 is about 634.5038859579.

The spelling of 255448207 in words is "two hundred fifty-five million, four hundred forty-eight thousand, two hundred seven".