605406000 has 320 divisors, whose sum is σ = 2105865216. Its totient is φ = 149248000.

The previous prime is 605405981. The next prime is 605406031. The reversal of 605406000 is 604506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5657947 + ... + 5658053.

Almost surely, 2^605406000 is an apocalyptic number.

605406000 is a gapful number since it is divisible by the number (60) 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 605406000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1052932608).

605406000 is an abundant number, since it is smaller than the sum of its proper divisors (1500459216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

605406000 is a wasteful number, since it uses less digits than its factorization.

605406000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 605406000 is about 24604.9994919732. Note that the first 3 decimals coincide. The cubic root of 605406000 is about 845.9582048217.

The spelling of 605406000 in words is "six hundred five million, four hundred six thousand".