285375792 has 40 divisors (see below), whose sum is σ = 793931824. Its totient is φ = 87807744.

The previous prime is 285375773. The next prime is 285375793. The reversal of 285375792 is 297573582.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (285375793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228043 + ... + 229290.

Almost surely, 2^285375792 is an apocalyptic number.

It is an amenable number.

285375792 is an abundant number, since it is smaller than the sum of its proper divisors (508556032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

285375792 is a wasteful number, since it uses less digits than its factorization.

285375792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457357 (or 457351 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 48.

The square root of 285375792 is about 16893.0693481084. The cubic root of 285375792 is about 658.3735526070.

The spelling of 285375792 in words is "two hundred eighty-five million, three hundred seventy-five thousand, seven hundred ninety-two".