342730907 has 2 divisors, whose sum is σ = 342730908. Its totient is φ = 342730906.

The previous prime is 342730841. The next prime is 342730919. The reversal of 342730907 is 709037243.

It is a strong prime.

It is an emirp because it is prime and its reverse (709037243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342730907 - 2¹⁰ = 342729883 is a prime.

It is a super-2 number, since 2×342730907² = 234928949226085298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (342730007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171365453 + 171365454.

It is an arithmetic number, because the mean of its divisors is an integer number (171365454).

Almost surely, 2^342730907 is an apocalyptic number.

342730907 is a deficient number, since it is larger than the sum of its proper divisors (1).

342730907 is an equidigital number, since it uses as much as digits as its factorization.

342730907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 342730907 is about 18512.9929238900. The cubic root of 342730907 is about 699.8168956456.

The spelling of 342730907 in words is "three hundred forty-two million, seven hundred thirty thousand, nine hundred seven".