19385034 has 16 divisors (see below), whose sum is σ = 38813472. Its totient is φ = 6454448.

The previous prime is 19385011. The next prime is 19385039. The reversal of 19385034 is 43058391.

It is a junction number, because it is equal to n+sod(n) for n = 19384986 and 19385004.

It is not an unprimeable number, because it can be changed into a prime (19385039) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8677 + ... + 10679.

It is an arithmetic number, because the mean of its divisors is an integer number (2425842).

Almost surely, 2^19385034 is an apocalyptic number.

19385034 is an abundant number, since it is smaller than the sum of its proper divisors (19428438).

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

19385034 is a wasteful number, since it uses less digits than its factorization.

19385034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3621.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 19385034 is about 4402.8438536927. The cubic root of 19385034 is about 268.6306248990.

The spelling of 19385034 in words is "nineteen million, three hundred eighty-five thousand, thirty-four".