2440322345 has 8 divisors (see below), whose sum is σ = 2932065864. Its totient is φ = 1949805184.

The previous prime is 2440322303. The next prime is 2440322359. The reversal of 2440322345 is 5432230442.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 727273024 + 1713049321 = 26968^2 + 41389^2 .

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 2440322345 - 2¹² = 2440318249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302204 + ... + 310173.

It is an arithmetic number, because the mean of its divisors is an integer number (366508233).

Almost surely, 2^2440322345 is an apocalyptic number.

It is an amenable number.

2440322345 is a deficient number, since it is larger than the sum of its proper divisors (491743519).

2440322345 is an equidigital number, since it uses as much as digits as its factorization.

2440322345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613179.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 2440322345 is about 49399.6188750480. The cubic root of 2440322345 is about 1346.3223811566.

Adding to 2440322345 its reverse (5432230442), we get a palindrome (7872552787).

The spelling of 2440322345 in words is "two billion, four hundred forty million, three hundred twenty-two thousand, three hundred forty-five".