3440140302 has 8 divisors (see below), whose sum is σ = 6880280616. Its totient is φ = 1146713432.

The previous prime is 3440140289. The next prime is 3440140307. The reversal of 3440140302 is 2030410443.

It is a sphenic number, since it is the product of 3 distinct primes.

3440140302 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440140307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286678353 + ... + 286678364.

It is an arithmetic number, because the mean of its divisors is an integer number (860035077).

Almost surely, 2^3440140302 is an apocalyptic number.

3440140302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3440140302 is a wasteful number, since it uses less digits than its factorization.

3440140302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573356722.

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

The square root of 3440140302 is about 58652.7092468882. The cubic root of 3440140302 is about 1509.5889853958.

Adding to 3440140302 its reverse (2030410443), we get a palindrome (5470550745).

The spelling of 3440140302 in words is "three billion, four hundred forty million, one hundred forty thousand, three hundred two".