340413005 has 8 divisors (see below), whose sum is σ = 408604824. Its totient is φ = 272257600.

The previous prime is 340412993. The next prime is 340413019. The reversal of 340413005 is 500314043.

It can be written as a sum of positive squares in 4 ways, for example, as 103591684 + 236821321 = 10178^2 + 15389^2 .

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

It is not a de Polignac number, because 340413005 - 2²⁴ = 323635789 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 19835 + ... + 32775.

It is an arithmetic number, because the mean of its divisors is an integer number (51075603).

Almost surely, 2^340413005 is an apocalyptic number.

It is an amenable number.

340413005 is a deficient number, since it is larger than the sum of its proper divisors (68191819).

340413005 is a wasteful number, since it uses less digits than its factorization.

340413005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18207.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 340413005 is about 18450.2846861505. The cubic root of 340413005 is about 698.2356963814.

Adding to 340413005 its reverse (500314043), we get a palindrome (840727048).

The spelling of 340413005 in words is "three hundred forty million, four hundred thirteen thousand, five".