13430328 has 16 divisors (see below), whose sum is σ = 33575880. Its totient is φ = 4476768.

The previous prime is 13430303. The next prime is 13430369. The reversal of 13430328 is 82303431.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 559597 = 13430328 / (1 + 3 + 4 + 3 + 0 + 3 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 13430298 and 13430307.

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 3 ways as a sum of consecutive naturals, for example, 279775 + ... + 279822.

Almost surely, 2^13430328 is an apocalyptic number.

It is an amenable number.

13430328 is an abundant number, since it is smaller than the sum of its proper divisors (20145552).

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

13430328 is a wasteful number, since it uses less digits than its factorization.

13430328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559606 (or 559602 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 13430328 is about 3664.7411914077. The cubic root of 13430328 is about 237.6998310775.

Adding to 13430328 its reverse (82303431), we get a palindrome (95733759).

The spelling of 13430328 in words is "thirteen million, four hundred thirty thousand, three hundred twenty-eight".