340709907 has 16 divisors (see below), whose sum is σ = 463597568. Its totient is φ = 222523200.

The previous prime is 340709867. The next prime is 340709927. The reversal of 340709907 is 709907043.

It is not a de Polignac number, because 340709907 - 2⁷ = 340709779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340709927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27918 + ... + 38220.

It is an arithmetic number, because the mean of its divisors is an integer number (28974848).

Almost surely, 2^340709907 is an apocalyptic number.

340709907 is a deficient number, since it is larger than the sum of its proper divisors (122887661).

340709907 is a wasteful number, since it uses less digits than its factorization.

340709907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10530.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 340709907 is about 18458.3289330318. The cubic root of 340709907 is about 698.4386335302.

The spelling of 340709907 in words is "three hundred forty million, seven hundred nine thousand, nine hundred seven".