1609266 has 8 divisors (see below), whose sum is σ = 3218544. Its totient is φ = 536420.

The previous prime is 1609261. The next prime is 1609301. The reversal of 1609266 is 6629061.

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

1609266 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1609261) 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, 134100 + ... + 134111.

It is an arithmetic number, because the mean of its divisors is an integer number (402318).

2^1609266 is an apocalyptic number.

1609266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1609266 is a wasteful number, since it uses less digits than its factorization.

1609266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268216.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 1609266 is about 1268.5684845526. The cubic root of 1609266 is about 117.1860579734.

The spelling of 1609266 in words is "one million, six hundred nine thousand, two hundred sixty-six".