2030306 has 8 divisors (see below), whose sum is σ = 3110400. Its totient is φ = 993508.

The previous prime is 2030299. The next prime is 2030309. The reversal of 2030306 is 6030302.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030309) 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, 10706 + ... + 10893.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

2^2030306 is an apocalyptic number.

2030306 is a deficient number, since it is larger than the sum of its proper divisors (1080094).

2030306 is a wasteful number, since it uses less digits than its factorization.

2030306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21648.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2030306 is about 1424.8880657792. Note that the first 3 decimals coincide. The cubic root of 2030306 is about 126.6253035149.

Adding to 2030306 its reverse (6030302), we get a palindrome (8060608).

The spelling of 2030306 in words is "two million, thirty thousand, three hundred six".