494469144 is a `hidden beast` number, since 49 + 4 + 469 + 144 = 666.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 494469144.
It is a congruent number.
It is an unprimeable number.
Almost surely, 2494469144 is an apocalyptic number.
494469144 is the 14064-th heptagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 494469144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743349600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
494469144 is a wasteful number, since it uses less digits than its factorization.
494469144 is an odious number, because the sum of its binary digits is odd.
The square root of 494469144 is about 22236.6621595958. The cubic root of 494469144 is about 790.7631060362.
The spelling of 494469144 in words is "four hundred ninety-four million, four hundred sixty-nine thousand, one hundred forty-four".