12432552 has 32 divisors (see below), whose sum is σ = 33907680. Its totient is φ = 3767360.

The previous prime is 12432533. The next prime is 12432569. The reversal of 12432552 is 25523421.

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

It is a plaindrome in base 15.

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, 23283 + ... + 23810.

It is an arithmetic number, because the mean of its divisors is an integer number (1059615).

Almost surely, 2^12432552 is an apocalyptic number.

12432552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12432552 is an abundant number, since it is smaller than the sum of its proper divisors (21475128).

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

12432552 is a wasteful number, since it uses less digits than its factorization.

12432552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47113 (or 47109 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 12432552 is about 3525.9824162919. The cubic root of 12432552 is about 231.6612674644.

Adding to 12432552 its reverse (25523421), we get a palindrome (37955973).

The spelling of 12432552 in words is "twelve million, four hundred thirty-two thousand, five hundred fifty-two".