It is a tau number, because it is divible by the number of its divisors (168).
It is a congruent number.
It is an unprimeable number.
Almost surely, 23140928 is an apocalyptic number.
3140928 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3140928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5547360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3140928 is a wasteful number, since it uses less digits than its factorization.
3140928 is an evil number, because the sum of its binary digits is even.
The square root of 3140928 is about 1772.2663456716. The cubic root of 3140928 is about 146.4488594421.
The spelling of 3140928 in words is "three million, one hundred forty thousand, nine hundred twenty-eight".