340522005 has 32 divisors (see below), whose sum is σ = 557948160. Its totient is φ = 177292800.

The previous prime is 340522001. The next prime is 340522027. The reversal of 340522005 is 500225043.

It is not a de Polignac number, because 340522005 - 2² = 340522001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340522001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109056 + ... + 112134.

It is an arithmetic number, because the mean of its divisors is an integer number (17435880).

Almost surely, 2^340522005 is an apocalyptic number.

It is an amenable number.

340522005 is a deficient number, since it is larger than the sum of its proper divisors (217426155).

340522005 is a wasteful number, since it uses less digits than its factorization.

340522005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 340522005 is about 18453.2383336909. The cubic root of 340522005 is about 698.3102132849.

Adding to 340522005 its reverse (500225043), we get a palindrome (840747048).

The spelling of 340522005 in words is "three hundred forty million, five hundred twenty-two thousand, five".