It is a sphenic number, since it is the product of 3 distinct primes.
146623398 is an admirable number.
It is a congruent number.
It is an unprimeable number.
Almost surely, 2146623398 is an apocalyptic number.
146623398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
146623398 is a wasteful number, since it uses less digits than its factorization.
146623398 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24437238.
The square root of 146623398 is about 12108.8148883365. The cubic root of 146623398 is about 527.3121279406.
The spelling of 146623398 in words is "one hundred forty-six million, six hundred twenty-three thousand, three hundred ninety-eight".