3040343240 has 128 divisors (see below), whose sum is σ = 7992172800. Its totient is φ = 1028628480.

The previous prime is 3040343231. The next prime is 3040343249. The reversal of 3040343240 is 423430403.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3040343231) and next prime (3040343249).

It is not an unprimeable number, because it can be changed into a prime (3040343249) 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, 663437 + ... + 668003.

It is an arithmetic number, because the mean of its divisors is an integer number (62438850).

Almost surely, 2^3040343240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3040343240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3996086400).

3040343240 is an abundant number, since it is smaller than the sum of its proper divisors (4951829560).

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

3040343240 is a wasteful number, since it uses less digits than its factorization.

3040343240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695 (or 4691 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 3040343240 is about 55139.3075763561. The cubic root of 3040343240 is about 1448.6858072729.

Adding to 3040343240 its reverse (423430403), we get a palindrome (3463773643).

The spelling of 3040343240 in words is "three billion, forty million, three hundred forty-three thousand, two hundred forty".