8463285 has 20 divisors (see below), whose sum is σ = 15171948. Its totient is φ = 4513536.

The previous prime is 8463283. The next prime is 8463289. The reversal of 8463285 is 5823648.

It can be written as a sum of positive squares in 2 ways, for example, as 4028049 + 4435236 = 2007^2 + 2106^2 .

It is not a de Polignac number, because 8463285 - 2¹ = 8463283 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8463281) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10044 + ... + 10853.

Almost surely, 2^8463285 is an apocalyptic number.

It is an amenable number.

8463285 is a deficient number, since it is larger than the sum of its proper divisors (6708663).

8463285 is a wasteful number, since it uses less digits than its factorization.

8463285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20914 (or 20905 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 8463285 is about 2909.1725627745. The cubic root of 8463285 is about 203.7884918558.

The spelling of 8463285 in words is "eight million, four hundred sixty-three thousand, two hundred eighty-five".