2540222323 has 8 divisors (see below), whose sum is σ = 2567823440. Its totient is φ = 2512650240.

The previous prime is 2540222299. The next prime is 2540222341. The reversal of 2540222323 is 3232220452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2540222323 - 2¹⁷ = 2540091251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2540222623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200563 + ... + 212851.

It is an arithmetic number, because the mean of its divisors is an integer number (320977930).

Almost surely, 2^2540222323 is an apocalyptic number.

2540222323 is a deficient number, since it is larger than the sum of its proper divisors (27601117).

2540222323 is a wasteful number, since it uses less digits than its factorization.

2540222323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14517.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2540222323 is about 50400.6182799378. The cubic root of 2540222323 is about 1364.4487969345.

Adding to 2540222323 its reverse (3232220452), we get a palindrome (5772442775).

The spelling of 2540222323 in words is "two billion, five hundred forty million, two hundred twenty-two thousand, three hundred twenty-three".