1606473 has 24 divisors (see below), whose sum is σ = 2629536. Its totient is φ = 972000.

The previous prime is 1606463. The next prime is 1606487. The reversal of 1606473 is 3746061.

1606473 is a `hidden beast` number, since 16 + 0 + 647 + 3 = 666.

It is not a de Polignac number, because 1606473 - 2⁴ = 1606457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1606403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2373 + ... + 2973.

It is an arithmetic number, because the mean of its divisors is an integer number (109564).

2^1606473 is an apocalyptic number.

It is an amenable number.

1606473 is a deficient number, since it is larger than the sum of its proper divisors (1023063).

1606473 is an equidigital number, since it uses as much as digits as its factorization.

1606473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627 (or 615 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 1606473 is about 1267.4671593379. The cubic root of 1606473 is about 117.1182236948.

The spelling of 1606473 in words is "one million, six hundred six thousand, four hundred seventy-three".