3240340140 has 24 divisors (see below), whose sum is σ = 9072952560. Its totient is φ = 864090688.

The previous prime is 3240340099. The next prime is 3240340163. The reversal of 3240340140 is 410430423.

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, 27002775 + ... + 27002894.

It is an arithmetic number, because the mean of its divisors is an integer number (378039690).

Almost surely, 2^3240340140 is an apocalyptic number.

3240340140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3240340140 is an abundant number, since it is smaller than the sum of its proper divisors (5832612420).

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

3240340140 is a wasteful number, since it uses less digits than its factorization.

3240340140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54005681 (or 54005679 counting only the distinct ones).

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

The square root of 3240340140 is about 56923.9856299609. The cubic root of 3240340140 is about 1479.7790241058.

Adding to 3240340140 its reverse (410430423), we get a palindrome (3650770563).

The spelling of 3240340140 in words is "three billion, two hundred forty million, three hundred forty thousand, one hundred forty".