12434328 has 48 divisors (see below), whose sum is σ = 33839520. Its totient is φ = 4124736.

The previous prime is 12434311. The next prime is 12434347. The reversal of 12434328 is 82343421.

It is a super-2 number, since 2×12434328² = 309225025623168, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 26625 + ... + 27087.

It is an arithmetic number, because the mean of its divisors is an integer number (704990).

Almost surely, 2^12434328 is an apocalyptic number.

12434328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12434328 is an abundant number, since it is smaller than the sum of its proper divisors (21405192).

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

12434328 is a wasteful number, since it uses less digits than its factorization.

12434328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 841 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 12434328 is about 3526.2342520031. The cubic root of 12434328 is about 231.6722979383.

Adding to 12434328 its reverse (82343421), we get a palindrome (94777749).

The spelling of 12434328 in words is "twelve million, four hundred thirty-four thousand, three hundred twenty-eight".