606400 has 42 divisors (see below), whose sum is σ = 1496060. Its totient is φ = 241920.

The previous prime is 606383. The next prime is 606413. The reversal of 606400 is 4606.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1411 + ... + 1789.

2⁶⁰⁶⁴⁰⁰ 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 606400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (748030).

606400 is an abundant number, since it is smaller than the sum of its proper divisors (889660).

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

606400 is a wasteful number, since it uses less digits than its factorization.

606400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 606400 is about 778.7168933573. The cubic root of 606400 is about 84.6420937086.

The spelling of 606400 in words is "six hundred six thousand, four hundred".