Adding to 56000000 its reverse (65), we get a palindrome (56000065).
It is a tau number, because it is divible by the number of its divisors (140).
It is a congruent number.
Almost surely, 256000000 is an apocalyptic number.
56000000 is a gapful number since it is divisible by the number (50) 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 56000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79920852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56000000 is an frugal number, since it uses more digits than its factorization.
56000000 is an evil number, because the sum of its binary digits is even.
The square root of 56000000 is about 7483.3147735479. The cubic root of 56000000 is about 382.5862365545.