12355432 has 32 divisors (see below), whose sum is σ = 23990400. Its totient is φ = 5961600.

The previous prime is 12355417. The next prime is 12355433. The reversal of 12355432 is 23455321.

12355432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12355397 and 12355406.

It is not an unprimeable number, because it can be changed into a prime (12355433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45457 + ... + 45727.

It is an arithmetic number, because the mean of its divisors is an integer number (749700).

Almost surely, 2^12355432 is an apocalyptic number.

It is an amenable number.

12355432 is a deficient number, since it is larger than the sum of its proper divisors (11634968).

12355432 is a wasteful number, since it uses less digits than its factorization.

12355432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 453 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 12355432 is about 3515.0294451114. The cubic root of 12355432 is about 231.1812698595.

It can be divided in two parts, 123 and 55432, that added together give a palindrome (55555).

The spelling of 12355432 in words is "twelve million, three hundred fifty-five thousand, four hundred thirty-two".