2063309 has 4 divisors (see below), whose sum is σ = 2066460. Its totient is φ = 2060160.

The previous prime is 2063293. The next prime is 2063323. The reversal of 2063309 is 9033602.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 570025 + 1493284 = 755^2 + 1222^2 .

It is a cyclic number.

It is not a de Polignac number, because 2063309 - 2⁴ = 2063293 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 (2063339) 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, 182 + ... + 2039.

It is an arithmetic number, because the mean of its divisors is an integer number (516615).

2^2063309 is an apocalyptic number.

It is an amenable number.

2063309 is a deficient number, since it is larger than the sum of its proper divisors (3151).

2063309 is an equidigital number, since it uses as much as digits as its factorization.

2063309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 2063309 is about 1436.4222916677. The cubic root of 2063309 is about 127.3077250538.

The spelling of 2063309 in words is "two million, sixty-three thousand, three hundred nine".