2306849 has 4 divisors (see below), whose sum is σ = 2442564. Its totient is φ = 2171136.

The previous prime is 2306797. The next prime is 2306851. The reversal of 2306849 is 9486032.

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 1423249 + 883600 = 1193^2 + 940^2 .

It is a cyclic number.

It is not a de Polignac number, because 2306849 - 2¹² = 2302753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2306449) 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, 67832 + ... + 67865.

It is an arithmetic number, because the mean of its divisors is an integer number (610641).

2^2306849 is an apocalyptic number.

It is an amenable number.

2306849 is a deficient number, since it is larger than the sum of its proper divisors (135715).

2306849 is a wasteful number, since it uses less digits than its factorization.

2306849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135714.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2306849 is about 1518.8314587208. The cubic root of 2306849 is about 132.1315072933.

The spelling of 2306849 in words is "two million, three hundred six thousand, eight hundred forty-nine".