12288546 has 12 divisors (see below), whose sum is σ = 26625222. Its totient is φ = 4096176.

The previous prime is 12288539. The next prime is 12288553. The reversal of 12288546 is 64588221.

It is an interprime number because it is at equal distance from previous prime (12288539) and next prime (12288553).

It can be written as a sum of positive squares in only one way, i.e., 7049025 + 5239521 = 2655^2 + 2289^2 .

It is a Curzon number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 12288546.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 341331 + ... + 341366.

Almost surely, 2^12288546 is an apocalyptic number.

12288546 is an abundant number, since it is smaller than the sum of its proper divisors (14336676).

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

12288546 is a wasteful number, since it uses less digits than its factorization.

12288546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682705 (or 682702 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 12288546 is about 3505.5022464691. The cubic root of 12288546 is about 230.7633490296.

The spelling of 12288546 in words is "twelve million, two hundred eighty-eight thousand, five hundred forty-six".