2100620 is an apocalyptic number.
100620 is a gapful number since it is divisible by the number (10) 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 100620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100620 is a wasteful number, since it uses less digits than its factorization.
100620 is an evil number, because the sum of its binary digits is even.
The square root of 100620 is about 317.2065573093. The cubic root of 100620 is about 46.5116169380.
100620 divided by its product of nonzero digits (12) gives a triangular number (8385 = T129).
Adding to 100620 its reverse (26001), we get a palindrome (126621).
The spelling of 100620 in words is "one hundred thousand, six hundred twenty".