340619 has 2 divisors, whose sum is σ = 340620. Its totient is φ = 340618.

The previous prime is 340601. The next prime is 340633. The reversal of 340619 is 916043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340619 - 2¹⁶ = 275083 is a prime.

It is a super-2 number, since 2×340619² = 232042606322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 340594 and 340603.

It is not a weakly prime, because it can be changed into another prime (340649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170309 + 170310.

It is an arithmetic number, because the mean of its divisors is an integer number (170310).

2³⁴⁰⁶¹⁹ is an apocalyptic number.

340619 is a deficient number, since it is larger than the sum of its proper divisors (1).

340619 is an equidigital number, since it uses as much as digits as its factorization.

340619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 340619 is about 583.6257362386. The cubic root of 340619 is about 69.8376509704.

It can be divided in two parts, 340 and 619, that added together give a palindrome (959).

The spelling of 340619 in words is "three hundred forty thousand, six hundred nineteen".