3023340643 has 4 divisors (see below), whose sum is σ = 3023678920. Its totient is φ = 3023002368.

The previous prime is 3023340631. The next prime is 3023340647. The reversal of 3023340643 is 3460433203.

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

It is a cyclic number.

It is not a de Polignac number, because 3023340643 - 2⁵ = 3023340611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3023340647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155358 + ... + 173731.

It is an arithmetic number, because the mean of its divisors is an integer number (755919730).

Almost surely, 2^3023340643 is an apocalyptic number.

3023340643 is a deficient number, since it is larger than the sum of its proper divisors (338277).

3023340643 is an equidigital number, since it uses as much as digits as its factorization.

3023340643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338276.

The product of its (nonzero) digits is 15552, while the sum is 28.

The square root of 3023340643 is about 54984.9128670765. The cubic root of 3023340643 is about 1445.9802487375.

Adding to 3023340643 its reverse (3460433203), we get a palindrome (6483773846).

It can be divided in two parts, 30233 and 40643, that added together give a triangular number (70876 = T₃₇₆).

The spelling of 3023340643 in words is "three billion, twenty-three million, three hundred forty thousand, six hundred forty-three".