It is a congruent number.
It is an unprimeable number.
Almost surely, 2213325332 is an apocalyptic number.
213325332 is a gapful number since it is divisible by the number (22) 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 213325332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274210272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213325332 is a wasteful number, since it uses less digits than its factorization.
213325332 is an odious number, because the sum of its binary digits is odd.
The square root of 213325332 is about 14605.6609573138. The cubic root of 213325332 is about 597.5131625281.
The spelling of 213325332 in words is "two hundred thirteen million, three hundred twenty-five thousand, three hundred thirty-two".