340079 has 2 divisors, whose sum is σ = 340080. Its totient is φ = 340078.

The previous prime is 340073. The next prime is 340103. The reversal of 340079 is 970043.

It is a weak prime.

It is an emirp because it is prime and its reverse (970043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340079 - 2⁴ = 340063 is a prime.

It is a Sophie Germain prime.

It is equal to p₂₉₁₉₂ and since 340079 and 29192 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170039 + 170040.

It is an arithmetic number, because the mean of its divisors is an integer number (170040).

2³⁴⁰⁰⁷⁹ is an apocalyptic number.

340079 is a deficient number, since it is larger than the sum of its proper divisors (1).

340079 is an equidigital number, since it uses as much as digits as its factorization.

340079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 340079 is about 583.1629274911. The cubic root of 340079 is about 69.8007257665.

The spelling of 340079 in words is "three hundred forty thousand, seventy-nine".