Adding to 25300000 its reverse (352), we get a palindrome (25300352).
It is a self number, because there is not a number n which added to its sum of digits gives 25300000.
It is a congruent number.
Almost surely, 225300000 is an apocalyptic number.
25300000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35435232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25300000 is an equidigital number, since it uses as much as digits as its factorization.
25300000 is an evil number, because the sum of its binary digits is even.
The square root of 25300000 is about 5029.9105359837. The cubic root of 25300000 is about 293.5667334304.
The spelling of 25300000 in words is "twenty-five million, three hundred thousand".