Adding to 2304042 its reverse (2404032), we get a palindrome (4708074).
It is a happy number.
It is an unprimeable number.
22304042 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2304042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2513280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2304042 is a wasteful number, since it uses less digits than its factorization.
2304042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398.
The square root of 2304042 is about 1517.9071117825. The cubic root of 2304042 is about 132.0778925027.
The spelling of 2304042 in words is "two million, three hundred four thousand, forty-two".