2440522423 has 4 divisors (see below), whose sum is σ = 2492448480. Its totient is φ = 2388596368.

The previous prime is 2440522421. The next prime is 2440522457. The reversal of 2440522423 is 3242250442.

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 2440522423 - 2¹ = 2440522421 is a prime.

It is a super-3 number, since 3×2440522423³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2440522391 and 2440522400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440522421) 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 3 ways as a sum of consecutive naturals, for example, 25962958 + ... + 25963051.

It is an arithmetic number, because the mean of its divisors is an integer number (623112120).

Almost surely, 2^2440522423 is an apocalyptic number.

2440522423 is a deficient number, since it is larger than the sum of its proper divisors (51926057).

2440522423 is an equidigital number, since it uses as much as digits as its factorization.

2440522423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51926056.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 2440522423 is about 49401.6439301366. The cubic root of 2440522423 is about 1346.3591744008.

Adding to 2440522423 its reverse (3242250442), we get a palindrome (5682772865).

It can be divided in two parts, 2440522 and 423, that added together give a triangular number (2440945 = T₂₂₀₉).

The spelling of 2440522423 in words is "two billion, four hundred forty million, five hundred twenty-two thousand, four hundred twenty-three".