8563412 has 36 divisors (see below), whose sum is σ = 17752308. Its totient is φ = 3590400.

The previous prime is 8563403. The next prime is 8563421. The reversal of 8563412 is 2143658.

It is an interprime number because it is at equal distance from previous prime (8563403) and next prime (8563421).

It can be written as a sum of positive squares in 2 ways, for example, as 1359556 + 7203856 = 1166^2 + 2684^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5612 + ... + 6972.

Almost surely, 2^8563412 is an apocalyptic number.

It is an amenable number.

8563412 is an abundant number, since it is smaller than the sum of its proper divisors (9188896).

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

8563412 is a wasteful number, since it uses less digits than its factorization.

8563412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400 (or 1387 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 8563412 is about 2926.3308083674. The cubic root of 8563412 is about 204.5890000638.

The spelling of 8563412 in words is "eight million, five hundred sixty-three thousand, four hundred twelve".