It is a nialpdrome in base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 602656.
It is an unprimeable number.
602656 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2602656 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 602656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
602656 is a wasteful number, since it uses less digits than its factorization.
602656 is an evil number, because the sum of its binary digits is even.
The square root of 602656 is about 776.3092167429. The cubic root of 602656 is about 84.4675365184.
The spelling of 602656 in words is "six hundred two thousand, six hundred fifty-six".