1606236 has 12 divisors (see below), whose sum is σ = 3747912. Its totient is φ = 535408.

The previous prime is 1606201. The next prime is 1606237. The reversal of 1606236 is 6326061.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×1606236³ = 12432238150333416768, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66915 + ... + 66938.

It is an arithmetic number, because the mean of its divisors is an integer number (312326).

2^1606236 is an apocalyptic number.

It is an amenable number.

1606236 is an abundant number, since it is smaller than the sum of its proper divisors (2141676).

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

1606236 is a wasteful number, since it uses less digits than its factorization.

1606236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133860 (or 133858 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1606236 is about 1267.3736623427. The cubic root of 1606236 is about 117.1124639997.

The spelling of 1606236 in words is "one million, six hundred six thousand, two hundred thirty-six".