339297987 has 8 divisors (see below), whose sum is σ = 517025536. Its totient is φ = 193884552.

The previous prime is 339297979. The next prime is 339297989. The reversal of 339297987 is 789792933.

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

It is not a de Polignac number, because 339297987 - 2³ = 339297979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339297989) 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 7 ways as a sum of consecutive naturals, for example, 8078503 + ... + 8078544.

It is an arithmetic number, because the mean of its divisors is an integer number (64628192).

Almost surely, 2^339297987 is an apocalyptic number.

339297987 is a deficient number, since it is larger than the sum of its proper divisors (177727549).

339297987 is a wasteful number, since it uses less digits than its factorization.

339297987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16157057.

The product of its digits is 5143824, while the sum is 57.

The square root of 339297987 is about 18420.0430781255. The cubic root of 339297987 is about 697.4725087763.

The spelling of 339297987 in words is "three hundred thirty-nine million, two hundred ninety-seven thousand, nine hundred eighty-seven".