It is a Curzon number.
It is an unprimeable number.
Almost surely, 230799770 is an apocalyptic number.
30799770 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.
30799770 is a wasteful number, since it uses less digits than its factorization.
30799770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17470.
The square root of 30799770 is about 5549.7540486043. The cubic root of 30799770 is about 313.4602611860.
The spelling of 30799770 in words is "thirty million, seven hundred ninety-nine thousand, seven hundred seventy".