340337419 has 2 divisors, whose sum is σ = 340337420. Its totient is φ = 340337418.

The previous prime is 340337411. The next prime is 340337447. The reversal of 340337419 is 914733043.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340337419 - 2³ = 340337411 is a prime.

It is a super-2 number, since 2×340337419² = 231659117543163122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340337411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170168709 + 170168710.

It is an arithmetic number, because the mean of its divisors is an integer number (170168710).

Almost surely, 2^340337419 is an apocalyptic number.

340337419 is a deficient number, since it is larger than the sum of its proper divisors (1).

340337419 is an equidigital number, since it uses as much as digits as its factorization.

340337419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 340337419 is about 18448.2362029545. The cubic root of 340337419 is about 698.1840133285.

The spelling of 340337419 in words is "three hundred forty million, three hundred thirty-seven thousand, four hundred nineteen".