340050349 has 2 divisors, whose sum is σ = 340050350. Its totient is φ = 340050348.

The previous prime is 340050341. The next prime is 340050409. The reversal of 340050349 is 943050043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265918249 + 74132100 = 16307^2 + 8610^2 .

It is a cyclic number.

It is not a de Polignac number, because 340050349 - 2³ = 340050341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340050341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170025174 + 170025175.

It is an arithmetic number, because the mean of its divisors is an integer number (170025175).

Almost surely, 2^340050349 is an apocalyptic number.

It is an amenable number.

340050349 is a deficient number, since it is larger than the sum of its proper divisors (1).

340050349 is an equidigital number, since it uses as much as digits as its factorization.

340050349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 340050349 is about 18440.4541429977. The cubic root of 340050349 is about 697.9876551923.

The spelling of 340050349 in words is "three hundred forty million, fifty thousand, three hundred forty-nine".