2322693649 has 4 divisors (see below), whose sum is σ = 2323558836. Its totient is φ = 2321828464.

The previous prime is 2322693647. The next prime is 2322693661. The reversal of 2322693649 is 9463962232.

It is a happy number.

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 563730049 + 1758963600 = 23743^2 + 41940^2 .

It is a cyclic number.

It is not a de Polignac number, because 2322693649 - 2¹ = 2322693647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2322693599 and 2322693608.

It is not an unprimeable number, because it can be changed into a prime (2322693647) 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, 428554 + ... + 433939.

It is an arithmetic number, because the mean of its divisors is an integer number (580889709).

Almost surely, 2^2322693649 is an apocalyptic number.

It is an amenable number.

2322693649 is a deficient number, since it is larger than the sum of its proper divisors (865187).

2322693649 is an equidigital number, since it uses as much as digits as its factorization.

2322693649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865186.

The product of its digits is 839808, while the sum is 46.

The square root of 2322693649 is about 48194.3321252614. The cubic root of 2322693649 is about 1324.3333347834. Note that the first 5 decimals are identical.

The spelling of 2322693649 in words is "two billion, three hundred twenty-two million, six hundred ninety-three thousand, six hundred forty-nine".