2440340310 has 64 divisors (see below), whose sum is σ = 6212339712. Its totient is φ = 611390976.

The previous prime is 2440340303. The next prime is 2440340317. The reversal of 2440340310 is 130430442.

It is an interprime number because it is at equal distance from previous prime (2440340303) and next prime (2440340317).

It is a super-2 number, since 2×2440340310² = 11910521657221792200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440340317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305629 + ... + 313511.

It is an arithmetic number, because the mean of its divisors is an integer number (97067808).

Almost surely, 2^2440340310 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2440340310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3106169856).

2440340310 is an abundant number, since it is smaller than the sum of its proper divisors (3771999402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2440340310 is a wasteful number, since it uses less digits than its factorization.

2440340310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8517.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2440340310 is about 49399.8007081000. The cubic root of 2440340310 is about 1346.3256849035.

Adding to 2440340310 its reverse (130430442), we get a palindrome (2570770752).

The spelling of 2440340310 in words is "two billion, four hundred forty million, three hundred forty thousand, three hundred ten".