12563232 has 48 divisors (see below), whose sum is σ = 35979552. Its totient is φ = 3806720.

The previous prime is 12563209. The next prime is 12563249. The reversal of 12563232 is 23236521.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4893 + ... + 7004.

It is an arithmetic number, because the mean of its divisors is an integer number (749574).

Almost surely, 2^12563232 is an apocalyptic number.

12563232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12563232 is an abundant number, since it is smaller than the sum of its proper divisors (23416320).

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

12563232 is a wasteful number, since it uses less digits than its factorization.

12563232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11921 (or 11913 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 12563232 is about 3544.4649807834. The cubic root of 12563232 is about 232.4701129348.

Adding to 12563232 its reverse (23236521), we get a palindrome (35799753).

Subtracting 12563232 from its reverse (23236521), we obtain a square (10673289 = 3267²).

The spelling of 12563232 in words is "twelve million, five hundred sixty-three thousand, two hundred thirty-two".