340370717 has 4 divisors (see below), whose sum is σ = 346792860. Its totient is φ = 333948576.

The previous prime is 340370711. The next prime is 340370741. The reversal of 340370717 is 717073043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 189915961 + 150454756 = 13781^2 + 12266^2 .

It is a cyclic number.

It is not a de Polignac number, because 340370717 - 2⁸ = 340370461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340370711) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3210992 + ... + 3211097.

It is an arithmetic number, because the mean of its divisors is an integer number (86698215).

Almost surely, 2^340370717 is an apocalyptic number.

It is an amenable number.

340370717 is a deficient number, since it is larger than the sum of its proper divisors (6422143).

340370717 is an equidigital number, since it uses as much as digits as its factorization.

340370717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6422142.

The product of its (nonzero) digits is 12348, while the sum is 32.

The square root of 340370717 is about 18449.1386519805. The cubic root of 340370717 is about 698.2067822746.

The spelling of 340370717 in words is "three hundred forty million, three hundred seventy thousand, seven hundred seventeen".