19834344 has 48 divisors (see below), whose sum is σ = 54381600. Its totient is φ = 6529824.

The previous prime is 19834343. The next prime is 19834357. The reversal of 19834344 is 44343891.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 19834299 and 19834308.

It is not an unprimeable number, because it can be changed into a prime (19834343) 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 11 ways as a sum of consecutive naturals, for example, 4317 + ... + 7635.

It is an arithmetic number, because the mean of its divisors is an integer number (1132950).

Almost surely, 2^19834344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19834344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27190800).

19834344 is an abundant number, since it is smaller than the sum of its proper divisors (34547256).

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

19834344 is a wasteful number, since it uses less digits than its factorization.

19834344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414 (or 3407 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 19834344 is about 4453.5765402651. The cubic root of 19834344 is about 270.6902503441.

The spelling of 19834344 in words is "nineteen million, eight hundred thirty-four thousand, three hundred forty-four".