1606836 has 96 divisors (see below), whose sum is σ = 4902912. Its totient is φ = 397440.

The previous prime is 1606817. The next prime is 1606837. The reversal of 1606836 is 6386061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34165 + ... + 34211.

It is an arithmetic number, because the mean of its divisors is an integer number (51072).

2^1606836 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 1606836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2451456).

1606836 is an abundant number, since it is smaller than the sum of its proper divisors (3296076).

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

1606836 is a wasteful number, since it uses less digits than its factorization.

1606836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1606836 is about 1267.6103502260. The cubic root of 1606836 is about 117.1270444082.

It can be divided in two parts, 1606 and 836, that added together give a palindrome (2442).

The spelling of 1606836 in words is "one million, six hundred six thousand, eight hundred thirty-six".