285046 has 8 divisors (see below), whose sum is σ = 429840. Its totient is φ = 141768.

The previous prime is 285031. The next prime is 285049. The reversal of 285046 is 640582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 285046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520 + ... + 916.

It is an arithmetic number, because the mean of its divisors is an integer number (53730).

2²⁸⁵⁰⁴⁶ is an apocalyptic number.

285046 is a deficient number, since it is larger than the sum of its proper divisors (144794).

285046 is a wasteful number, since it uses less digits than its factorization.

285046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 285046 is about 533.8969938106. The cubic root of 285046 is about 65.8119840332.

The spelling of 285046 in words is "two hundred eighty-five thousand, forty-six".