1606235 has 4 divisors (see below), whose sum is σ = 1927488. Its totient is φ = 1284984.

The previous prime is 1606201. The next prime is 1606237. The reversal of 1606235 is 5326061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1606235 - 2⁸ = 1605979 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1606235.

It is not an unprimeable number, because it can be changed into a prime (1606237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160619 + ... + 160628.

It is an arithmetic number, because the mean of its divisors is an integer number (481872).

2^1606235 is an apocalyptic number.

1606235 is a deficient number, since it is larger than the sum of its proper divisors (321253).

1606235 is an equidigital number, since it uses as much as digits as its factorization.

1606235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321252.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1606235 is about 1267.3732678260. The cubic root of 1606235 is about 117.1124396960.

The spelling of 1606235 in words is "one million, six hundred six thousand, two hundred thirty-five".