2322152643 has 4 divisors (see below), whose sum is σ = 3096203528. Its totient is φ = 1548101760.

The previous prime is 2322152639. The next prime is 2322152731. The reversal of 2322152643 is 3462512232.

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

It is not a de Polignac number, because 2322152643 - 2² = 2322152639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2322152643.

It is not an unprimeable number, because it can be changed into a prime (2322152543) 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, 387025438 + ... + 387025443.

It is an arithmetic number, because the mean of its divisors is an integer number (774050882).

Almost surely, 2^2322152643 is an apocalyptic number.

2322152643 is a deficient number, since it is larger than the sum of its proper divisors (774050885).

2322152643 is an equidigital number, since it uses as much as digits as its factorization.

2322152643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774050884.

The product of its digits is 17280, while the sum is 30.

The square root of 2322152643 is about 48188.7190429461. The cubic root of 2322152643 is about 1324.2305047617.

Adding to 2322152643 its reverse (3462512232), we get a palindrome (5784664875).

The spelling of 2322152643 in words is "two billion, three hundred twenty-two million, one hundred fifty-two thousand, six hundred forty-three".