340142344 has 16 divisors (see below), whose sum is σ = 648223020. Its totient is φ = 167282880.

The previous prime is 340142333. The next prime is 340142347. The reversal of 340142344 is 443241043.

It can be written as a sum of positive squares in 2 ways, for example, as 335988900 + 4153444 = 18330^2 + 2038^2 .

It is not an unprimeable number, because it can be changed into a prime (340142347) 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, 348019 + ... + 348994.

Almost surely, 2^340142344 is an apocalyptic number.

It is an amenable number.

340142344 is a deficient number, since it is larger than the sum of its proper divisors (308080676).

340142344 is a wasteful number, since it uses less digits than its factorization.

340142344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697080 (or 697076 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 340142344 is about 18442.9483543169. The cubic root of 340142344 is about 698.0505925239.

Adding to 340142344 its reverse (443241043), we get a palindrome (783383387).

The spelling of 340142344 in words is "three hundred forty million, one hundred forty-two thousand, three hundred forty-four".