342839907 has 12 divisors (see below), whose sum is σ = 495390064. Its totient is φ = 228478320.

The previous prime is 342839899. The next prime is 342839923. The reversal of 342839907 is 709938243.

It is a happy number.

It is not a de Polignac number, because 342839907 - 2³ = 342839899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342839207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30657 + ... + 40317.

Almost surely, 2^342839907 is an apocalyptic number.

342839907 is a deficient number, since it is larger than the sum of its proper divisors (152550157).

342839907 is a wasteful number, since it uses less digits than its factorization.

342839907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13610 (or 13607 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 342839907 is about 18515.9365682646. The cubic root of 342839907 is about 699.8910762490.

The spelling of 342839907 in words is "three hundred forty-two million, eight hundred thirty-nine thousand, nine hundred seven".