3421607 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a Duffinian number.
3421607 is strictly pandigital in base 8.
It is a congruent number.
Almost surely, 23421607 is an apocalyptic number.
3421607 is a wasteful number, since it uses less digits than its factorization.
3421607 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28777.
The square root of 3421607 is about 1849.7586329032. The cubic root of 3421607 is about 150.6873198730.
The spelling of 3421607 in words is "three million, four hundred twenty-one thousand, six hundred seven".