It is a congruent number.
It is an unprimeable number.
In principle, a polygon with 33423870 sides can be constructed with ruler and compass.
Almost surely, 233423870 is an apocalyptic number.
33423870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33423870 is a wasteful number, since it uses less digits than its factorization.
33423870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65564.
The square root of 33423870 is about 5781.3380804101. The cubic root of 33423870 is about 322.1209054342.
The spelling of 33423870 in words is "thirty-three million, four hundred twenty-three thousand, eight hundred seventy".