340017499 has 2 divisors, whose sum is σ = 340017500. Its totient is φ = 340017498.

The previous prime is 340017479. The next prime is 340017529. The reversal of 340017499 is 994710043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340017499 - 2⁷ = 340017371 is a prime.

It is a super-2 number, since 2×340017499² = 231223799252430002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340017449) 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, 170008749 + 170008750.

It is an arithmetic number, because the mean of its divisors is an integer number (170008750).

Almost surely, 2^340017499 is an apocalyptic number.

340017499 is a deficient number, since it is larger than the sum of its proper divisors (1).

340017499 is an equidigital number, since it uses as much as digits as its factorization.

340017499 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 37.

The square root of 340017499 is about 18439.5634167406. The cubic root of 340017499 is about 697.9651784885.

The spelling of 340017499 in words is "three hundred forty million, seventeen thousand, four hundred ninety-nine".