1606023 has 6 divisors (see below), whose sum is σ = 2319824. Its totient is φ = 1070676.

The previous prime is 1606009. The next prime is 1606081. The reversal of 1606023 is 3206061.

It is a happy number.

1606023 is a `hidden beast` number, since 1 + 60 + 602 + 3 = 666.

It is not a de Polignac number, because 1606023 - 2⁸ = 1605767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1605987 and 1606005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89215 + ... + 89232.

2^1606023 is an apocalyptic number.

1606023 is a deficient number, since it is larger than the sum of its proper divisors (713801).

1606023 is a wasteful number, since it uses less digits than its factorization.

1606023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178453 (or 178450 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1606023 is about 1267.2896275122. The cubic root of 1606023 is about 117.1072870814.

The spelling of 1606023 in words is "one million, six hundred six thousand, twenty-three".