2080306 has 4 divisors (see below), whose sum is σ = 3120462. Its totient is φ = 1040152.

The previous prime is 2080289. The next prime is 2080321. The reversal of 2080306 is 6030802.

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

It can be written as a sum of positive squares in only one way, i.e., 1540081 + 540225 = 1241^2 + 735^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520075 + ... + 520078.

2^2080306 is an apocalyptic number.

2080306 is a deficient number, since it is larger than the sum of its proper divisors (1040156).

2080306 is a wasteful number, since it uses less digits than its factorization.

2080306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040155.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2080306 is about 1442.3265926967. The cubic root of 2080306 is about 127.6563454341.

The spelling of 2080306 in words is "two million, eighty thousand, three hundred six".