2340654643 has 4 divisors (see below), whose sum is σ = 2341173960. Its totient is φ = 2340135328.

The previous prime is 2340654637. The next prime is 2340654649. The reversal of 2340654643 is 3464560432.

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 (2340654637) and next prime (2340654649).

It is a cyclic number.

It is not a de Polignac number, because 2340654643 - 2⁵ = 2340654611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2340654649) 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, 252838 + ... + 261931.

It is an arithmetic number, because the mean of its divisors is an integer number (585293490).

Almost surely, 2^2340654643 is an apocalyptic number.

2340654643 is a deficient number, since it is larger than the sum of its proper divisors (519317).

2340654643 is an equidigital number, since it uses as much as digits as its factorization.

2340654643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519316.

The product of its (nonzero) digits is 207360, while the sum is 37.

The square root of 2340654643 is about 48380.3125558320. The cubic root of 2340654643 is about 1327.7381880558.

The spelling of 2340654643 in words is "two billion, three hundred forty million, six hundred fifty-four thousand, six hundred forty-three".