1606216 has 32 divisors (see below), whose sum is σ = 3175200. Its totient is φ = 760960.

The previous prime is 1606201. The next prime is 1606237. The reversal of 1606216 is 6126061.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19311 + ... + 19393.

It is an arithmetic number, because the mean of its divisors is an integer number (99225).

2^1606216 is an apocalyptic number.

It is an amenable number.

1606216 is a deficient number, since it is larger than the sum of its proper divisors (1568984).

1606216 is a wasteful number, since it uses less digits than its factorization.

1606216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1606216 is about 1267.3657719853. The cubic root of 1606216 is about 117.1119779236. Note that the first 3 decimals are identical.

The spelling of 1606216 in words is "one million, six hundred six thousand, two hundred sixteen".