340375205 has 4 divisors (see below), whose sum is σ = 408450252. Its totient is φ = 272300160.

The previous prime is 340375159. The next prime is 340375219. The reversal of 340375205 is 502573043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 502573043 = 7 ⋅71796149.

It can be written as a sum of positive squares in 2 ways, for example, as 120802081 + 219573124 = 10991^2 + 14818^2 .

It is not a de Polignac number, because 340375205 - 2⁶ = 340375141 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 3 ways as a sum of consecutive naturals, for example, 34037516 + ... + 34037525.

It is an arithmetic number, because the mean of its divisors is an integer number (102112563).

Almost surely, 2^340375205 is an apocalyptic number.

It is an amenable number.

340375205 is a deficient number, since it is larger than the sum of its proper divisors (68075047).

340375205 is an equidigital number, since it uses as much as digits as its factorization.

340375205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68075046.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 340375205 is about 18449.2602832742. The cubic root of 340375205 is about 698.2098510250.

The spelling of 340375205 in words is "three hundred forty million, three hundred seventy-five thousand, two hundred five".