Adding to 204642464 its reverse (464246402), we get a palindrome (668888866).
204642464 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 204642464.
Almost surely, 2204642464 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 204642464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241950240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204642464 is a wasteful number, since it uses less digits than its factorization.
204642464 is an evil number, because the sum of its binary digits is even.
The square root of 204642464 is about 14305.3299158041. The cubic root of 204642464 is about 589.2938636211.
The spelling of 204642464 in words is "two hundred four million, six hundred forty-two thousand, four hundred sixty-four".