19242234 has 48 divisors (see below), whose sum is σ = 45845280. Its totient is φ = 5784480.

The previous prime is 19242229. The next prime is 19242263. The reversal of 19242234 is 43224291.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 19242198 and 19242207.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30777 + ... + 31395.

It is an arithmetic number, because the mean of its divisors is an integer number (955110).

Almost surely, 2^19242234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19242234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22922640).

19242234 is an abundant number, since it is smaller than the sum of its proper divisors (26603046).

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

19242234 is a wasteful number, since it uses less digits than its factorization.

19242234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795 (or 792 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 19242234 is about 4386.5970865809. The cubic root of 19242234 is about 267.9693753526.

The spelling of 19242234 in words is "nineteen million, two hundred forty-two thousand, two hundred thirty-four".