It is a sphenic number, since it is the product of 3 distinct primes.
142855494 is an admirable number.
It is a Curzon number.
It is a congruent number.
Almost surely, 2142855494 is an apocalyptic number.
142855494 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.
142855494 is a wasteful number, since it uses less digits than its factorization.
142855494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23809254.
The square root of 142855494 is about 11952.2171165019. The cubic root of 142855494 is about 522.7559473429.
The spelling of 142855494 in words is "one hundred forty-two million, eight hundred fifty-five thousand, four hundred ninety-four".