It is a happy number.
The square root of 30869136 is 5556.
It is a self number, because there is not a number n which added to its sum of digits gives 30869136.
It is an unprimeable number.
Almost surely, 230869136 is an apocalyptic number.
30869136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
30869136 is the 5556-th square number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30869136 is an equidigital number, since it uses as much as digits as its factorization.
30869136 is an odious number, because the sum of its binary digits is odd.
The cubic root of 30869136 is about 313.6954056000.
Multiplying 30869136 by its sum of digits (36), we get a square (1111288896 = 333362).
30869136 divided by its sum of digits (36) gives a square (857476 = 9262).
The spelling of 30869136 in words is "thirty million, eight hundred sixty-nine thousand, one hundred thirty-six".