900285 has 16 divisors (see below), whose sum is σ = 1472256. Its totient is φ = 469568.

The previous prime is 900283. The next prime is 900287. The reversal of 900285 is 582009.

900285 is nontrivially palindromic in base 16.

It is an interprime number because it is at equal distance from previous prime (900283) and next prime (900287).

It is a cyclic number.

It is not a de Polignac number, because 900285 - 2¹ = 900283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67 + ... + 1343.

It is an arithmetic number, because the mean of its divisors is an integer number (92016).

2⁹⁰⁰²⁸⁵ is an apocalyptic number.

It is an amenable number.

900285 is a deficient number, since it is larger than the sum of its proper divisors (571971).

900285 is a wasteful number, since it uses less digits than its factorization.

900285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 900285 is about 948.8334943498. The cubic root of 900285 is about 96.5591286618.

The spelling of 900285 in words is "nine hundred thousand, two hundred eighty-five".