340008617 has 4 divisors (see below), whose sum is σ = 366163140. Its totient is φ = 313854096.

The previous prime is 340008607. The next prime is 340008637. The reversal of 340008617 is 716800043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 716800043 = 10937 ⋅65539.

It can be written as a sum of positive squares in 2 ways, for example, as 144456361 + 195552256 = 12019^2 + 13984^2 .

It is a cyclic number.

It is not a de Polignac number, because 340008617 - 2¹⁰ = 340007593 is a prime.

It is a super-3 number, since 3×340008617³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340008617.

It is not an unprimeable number, because it can be changed into a prime (340008607) 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, 13077242 + ... + 13077267.

It is an arithmetic number, because the mean of its divisors is an integer number (91540785).

Almost surely, 2^340008617 is an apocalyptic number.

It is an amenable number.

340008617 is a deficient number, since it is larger than the sum of its proper divisors (26154523).

340008617 is a wasteful number, since it uses less digits than its factorization.

340008617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26154522.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 340008617 is about 18439.3225743247. The cubic root of 340008617 is about 697.9591009771.

The spelling of 340008617 in words is "three hundred forty million, eight thousand, six hundred seventeen".