285374875 has 16 divisors (see below), whose sum is σ = 364437216. Its totient is φ = 222986400.

The previous prime is 285374849. The next prime is 285374899. The reversal of 285374875 is 578473582.

It is not a de Polignac number, because 285374875 - 2²¹ = 283277723 is a prime.

It is a Duffinian 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, 21172 + ... + 31921.

It is an arithmetic number, because the mean of its divisors is an integer number (22777326).

Almost surely, 2^285374875 is an apocalyptic number.

285374875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

285374875 is a deficient number, since it is larger than the sum of its proper divisors (79062341).

285374875 is an equidigital number, since it uses as much as digits as its factorization.

285374875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53151 (or 53141 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 49.

The square root of 285374875 is about 16893.0422067785. The cubic root of 285374875 is about 658.3728474209.

The spelling of 285374875 in words is "two hundred eighty-five million, three hundred seventy-four thousand, eight hundred seventy-five".