340887299 has 2 divisors, whose sum is σ = 340887300. Its totient is φ = 340887298.

The previous prime is 340887277. The next prime is 340887307. The reversal of 340887299 is 992788043.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340887299 is a prime.

It is not a weakly prime, because it can be changed into another prime (340887229) 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, 170443649 + 170443650.

It is an arithmetic number, because the mean of its divisors is an integer number (170443650).

Almost surely, 2^340887299 is an apocalyptic number.

340887299 is a deficient number, since it is larger than the sum of its proper divisors (1).

340887299 is an equidigital number, since it uses as much as digits as its factorization.

340887299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 340887299 is about 18463.1335097811. The cubic root of 340887299 is about 698.5598274718.

The spelling of 340887299 in words is "three hundred forty million, eight hundred eighty-seven thousand, two hundred ninety-nine".