19340128 has 12 divisors (see below), whose sum is σ = 38075940. Its totient is φ = 9670048.

The previous prime is 19340117. The next prime is 19340147. The reversal of 19340128 is 82104391.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 19340096 and 19340105.

It is a congruent number.

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, 302158 + ... + 302221.

It is an arithmetic number, because the mean of its divisors is an integer number (3172995).

Almost surely, 2^19340128 is an apocalyptic number.

It is an amenable number.

19340128 is a deficient number, since it is larger than the sum of its proper divisors (18735812).

19340128 is an equidigital number, since it uses as much as digits as its factorization.

19340128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604389 (or 604381 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 19340128 is about 4397.7412384086. The cubic root of 19340128 is about 268.4230342785.

The spelling of 19340128 in words is "nineteen million, three hundred forty thousand, one hundred twenty-eight".