285267042 has 32 divisors (see below), whose sum is σ = 634507200. Its totient is φ = 95001984.

The previous prime is 285267023. The next prime is 285267071. The reversal of 285267042 is 240762582.

285267042 is a `hidden beast` number, since 28 + 526 + 70 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 285266988 and 285267006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88434 + ... + 91602.

It is an arithmetic number, because the mean of its divisors is an integer number (19828350).

Almost surely, 2^285267042 is an apocalyptic number.

285267042 is an abundant number, since it is smaller than the sum of its proper divisors (349240158).

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

285267042 is a wasteful number, since it uses less digits than its factorization.

285267042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4847 (or 4841 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 285267042 is about 16889.8502657661. The cubic root of 285267042 is about 658.2899117581.

The spelling of 285267042 in words is "two hundred eighty-five million, two hundred sixty-seven thousand, forty-two".