12348428 has 6 divisors (see below), whose sum is σ = 21609756. Its totient is φ = 6174212.

The previous prime is 12348419. The next prime is 12348433. The reversal of 12348428 is 82484321.

It is a junction number, because it is equal to n+sod(n) for n = 12348394 and 12348403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1543550 + ... + 1543557.

It is an arithmetic number, because the mean of its divisors is an integer number (3601626).

Almost surely, 2^12348428 is an apocalyptic number.

It is an amenable number.

12348428 is a deficient number, since it is larger than the sum of its proper divisors (9261328).

12348428 is a wasteful number, since it uses less digits than its factorization.

12348428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087111 (or 3087109 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 12348428 is about 3514.0330106588. The cubic root of 12348428 is about 231.1375778847.

The spelling of 12348428 in words is "twelve million, three hundred forty-eight thousand, four hundred twenty-eight".