342839973 has 16 divisors (see below), whose sum is σ = 531279360. Its totient is φ = 192587376.

The previous prime is 342839963. The next prime is 342839993. The reversal of 342839973 is 379938243.

It is not a de Polignac number, because 342839973 - 2⁵ = 342839941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342839923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137115 + ... + 139592.

It is an arithmetic number, because the mean of its divisors is an integer number (33204960).

Almost surely, 2^342839973 is an apocalyptic number.

It is an amenable number.

342839973 is a deficient number, since it is larger than the sum of its proper divisors (188439387).

342839973 is a wasteful number, since it uses less digits than its factorization.

342839973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276776.

The product of its digits is 979776, while the sum is 48.

The square root of 342839973 is about 18515.9383505131. The cubic root of 342839973 is about 699.8911211610.

The spelling of 342839973 in words is "three hundred forty-two million, eight hundred thirty-nine thousand, nine hundred seventy-three".