340839707 has 12 divisors (see below), whose sum is σ = 370728720. Its totient is φ = 313211808.

The previous prime is 340839659. The next prime is 340839773. The reversal of 340839707 is 707938043.

It is not a de Polignac number, because 340839707 - 2²⁰ = 339791131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340839797) 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 11 ways as a sum of consecutive naturals, for example, 34298 + ... + 43104.

It is an arithmetic number, because the mean of its divisors is an integer number (30894060).

Almost surely, 2^340839707 is an apocalyptic number.

340839707 is a deficient number, since it is larger than the sum of its proper divisors (29889013).

340839707 is a wasteful number, since it uses less digits than its factorization.

340839707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9062 (or 9049 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 340839707 is about 18461.8446261472. The cubic root of 340839707 is about 698.5273168183.

The spelling of 340839707 in words is "three hundred forty million, eight hundred thirty-nine thousand, seven hundred seven".