1606284 has 48 divisors (see below), whose sum is σ = 4233600. Its totient is φ = 526608.

The previous prime is 1606277. The next prime is 1606289. The reversal of 1606284 is 4826061.

1606284 = T₁₁₇ + T₁₁₈ + ... + T₂₂₃.

It is a super-3 number, since 3×1606284³ = 12433352741086542912, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1606289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11487 + ... + 11625.

It is an arithmetic number, because the mean of its divisors is an integer number (88200).

2^1606284 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 1606284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2116800).

1606284 is an abundant number, since it is smaller than the sum of its proper divisors (2627316).

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

1606284 is a wasteful number, since it uses less digits than its factorization.

1606284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1606284 is about 1267.3925990000. The cubic root of 1606284 is about 117.1136305660.

The spelling of 1606284 in words is "one million, six hundred six thousand, two hundred eighty-four".