827475255 has 96 divisors (see below), whose sum is σ = 1601233920. Its totient is φ = 393169920.

The previous prime is 827475247. The next prime is 827475263. The reversal of 827475255 is 552574728.

827475255 is a `hidden beast` number, since 82 + 7 + 47 + 525 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (827475247) and next prime (827475263).

It is not a de Polignac number, because 827475255 - 2³ = 827475247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 827475255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2304766 + ... + 2305124.

It is an arithmetic number, because the mean of its divisors is an integer number (16679520).

Almost surely, 2^827475255 is an apocalyptic number.

827475255 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

827475255 is a deficient number, since it is larger than the sum of its proper divisors (773758665).

827475255 is a wasteful number, since it uses less digits than its factorization.

827475255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 538 counting only the distinct ones).

The product of its digits is 784000, while the sum is 45.

The square root of 827475255 is about 28765.8696200897. The cubic root of 827475255 is about 938.8257765206.

The spelling of 827475255 in words is "eight hundred twenty-seven million, four hundred seventy-five thousand, two hundred fifty-five".