339839939 has 8 divisors (see below), whose sum is σ = 355537728. Its totient is φ = 324495040.

The previous prime is 339839933. The next prime is 339839957. The reversal of 339839939 is 939938933.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 339839939 - 2⁴ = 339839923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339839933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86252 + ... + 90105.

It is an arithmetic number, because the mean of its divisors is an integer number (44442216).

Almost surely, 2^339839939 is an apocalyptic number.

339839939 is a deficient number, since it is larger than the sum of its proper divisors (15697789).

339839939 is a wasteful number, since it uses less digits than its factorization.

339839939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176445.

The product of its digits is 4251528, while the sum is 56.

The square root of 339839939 is about 18434.7481404005. The cubic root of 339839939 is about 697.8436629035.

The spelling of 339839939 in words is "three hundred thirty-nine million, eight hundred thirty-nine thousand, nine hundred thirty-nine".