Multipling 1089936 by its sum of digits (36), we get a square (39237696 = 62642).
1089936 divided by its sum of digits (36) gives a square (30276 = 1742).
Multipling 1089936 by its product of nonzero digits (11664), we get a square (12713013504 = 1127522).
The square root of 1089936 is 1044.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1089936.
It is an unprimeable number.
21089936 is an apocalyptic number.
1089936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
1089936 is the 1044-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1089936
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1089936 is an equidigital number, since it uses as much as digits as its factorization.
1089936 is an evil number, because the sum of its binary digits is even.
The cubic root of 1089936 is about 102.9122323939.
The spelling of 1089936 in words is "one million, eighty-nine thousand, nine hundred thirty-six".