It is an unprimeable number.
Almost surely, 2426993546 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 426993546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514887840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
426993546 is a wasteful number, since it uses less digits than its factorization.
426993546 is an evil number, because the sum of its binary digits is even.
The square root of 426993546 is about 20663.8221537062. The cubic root of 426993546 is about 753.0210272977.
The spelling of 426993546 in words is "four hundred twenty-six million, nine hundred ninety-three thousand, five hundred forty-six".