340131344 has 60 divisors (see below), whose sum is σ = 775981584. Its totient is φ = 143986752.

The previous prime is 340131313. The next prime is 340131371. The reversal of 340131344 is 443131043.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62459 + ... + 67685.

Almost surely, 2^340131344 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 340131344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387990792).

340131344 is an abundant number, since it is smaller than the sum of its proper divisors (435850240).

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

340131344 is a wasteful number, since it uses less digits than its factorization.

340131344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5332 (or 5319 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 340131344 is about 18442.6501349454. The cubic root of 340131344 is about 698.0430675966.

Adding to 340131344 its reverse (443131043), we get a palindrome (783262387).

The spelling of 340131344 in words is "three hundred forty million, one hundred thirty-one thousand, three hundred forty-four".