1606304 has 48 divisors (see below), whose sum is σ = 3701376. Its totient is φ = 672000.

The previous prime is 1606291. The next prime is 1606309. The reversal of 1606304 is 4036061.

It is not an unprimeable number, because it can be changed into a prime (1606309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15854 + ... + 15954.

It is an arithmetic number, because the mean of its divisors is an integer number (77112).

2^1606304 is an apocalyptic number.

1606304 is a gapful number since it is divisible by the number (14) 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 1606304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1850688).

1606304 is an abundant number, since it is smaller than the sum of its proper divisors (2095072).

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

1606304 is a wasteful number, since it uses less digits than its factorization.

1606304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1606304 is about 1267.4004891904. The cubic root of 1606304 is about 117.1141166284.

The spelling of 1606304 in words is "one million, six hundred six thousand, three hundred four".