Adding to 2551016 its reverse (6101552), we get a palindrome (8652568).
22551016 is an apocalyptic number.
2551016 is a gapful number since it is divisible by the number (26) 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 2551016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2713200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2551016 is a wasteful number, since it uses less digits than its factorization.
2551016 is an evil number, because the sum of its binary digits is even.
The square root of 2551016 is about 1597.1900325259. The cubic root of 2551016 is about 136.6378629231.
The spelling of 2551016 in words is "two million, five hundred fifty-one thousand, sixteen".