1606118 has 4 divisors (see below), whose sum is σ = 2409180. Its totient is φ = 803058.

The previous prime is 1606117. The next prime is 1606123. The reversal of 1606118 is 8116061.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8116061 = 37 ⋅219353.

It is a junction number, because it is equal to n+sod(n) for n = 1606093 and 1606102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401528 + ... + 401531.

It is an arithmetic number, because the mean of its divisors is an integer number (602295).

2^1606118 is an apocalyptic number.

1606118 is a deficient number, since it is larger than the sum of its proper divisors (803062).

1606118 is an equidigital number, since it uses as much as digits as its factorization.

1606118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803061.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1606118 is about 1267.3271085241. The cubic root of 1606118 is about 117.1095960921.

The spelling of 1606118 in words is "one million, six hundred six thousand, one hundred eighteen".