2306306 has 4 divisors (see below), whose sum is σ = 3459462. Its totient is φ = 1153152.

The previous prime is 2306303. The next prime is 2306309. The reversal of 2306306 is 6036032.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (2306303) and next prime (2306309).

It can be written as a sum of positive squares in only one way, i.e., 1288225 + 1018081 = 1135^2 + 1009^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2306303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576575 + ... + 576578.

2^2306306 is an apocalyptic number.

2306306 is a deficient number, since it is larger than the sum of its proper divisors (1153156).

2306306 is a wasteful number, since it uses less digits than its factorization.

2306306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153155.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2306306 is about 1518.6526923560. The cubic root of 2306306 is about 132.1211391766.

The spelling of 2306306 in words is "two million, three hundred six thousand, three hundred six".