1606255 has 8 divisors (see below), whose sum is σ = 2202912. Its totient is φ = 1101408.

The previous prime is 1606249. The next prime is 1606259. The reversal of 1606255 is 5526061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1606255 - 2³ = 1606247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22912 + ... + 22981.

It is an arithmetic number, because the mean of its divisors is an integer number (275364).

2^1606255 is an apocalyptic number.

1606255 is a deficient number, since it is larger than the sum of its proper divisors (596657).

1606255 is an equidigital number, since it uses as much as digits as its factorization.

1606255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45905.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1606255 is about 1267.3811581367. The cubic root of 1606255 is about 117.1129257683.

The spelling of 1606255 in words is "one million, six hundred six thousand, two hundred fifty-five".