2306340661 has 4 divisors (see below), whose sum is σ = 2318048172. Its totient is φ = 2294633152.

The previous prime is 2306340653. The next prime is 2306340689. The reversal of 2306340661 is 1660436032.

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 1537110436 + 769230225 = 39206^2 + 27735^2 .

It is a cyclic number.

It is not a de Polignac number, because 2306340661 - 2³ = 2306340653 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 (2306340691) 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, 5853460 + ... + 5853853.

It is an arithmetic number, because the mean of its divisors is an integer number (579512043).

Almost surely, 2^2306340661 is an apocalyptic number.

It is an amenable number.

2306340661 is a deficient number, since it is larger than the sum of its proper divisors (11707511).

2306340661 is a wasteful number, since it uses less digits than its factorization.

2306340661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11707510.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 2306340661 is about 48024.3756960983. The cubic root of 2306340661 is about 1321.2180104716.

Adding to 2306340661 its reverse (1660436032), we get a palindrome (3966776693).

The spelling of 2306340661 in words is "two billion, three hundred six million, three hundred forty thousand, six hundred sixty-one".