339066857 has 2 divisors, whose sum is σ = 339066858. Its totient is φ = 339066856.

The previous prime is 339066841. The next prime is 339066859. The reversal of 339066857 is 758660933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308915776 + 30151081 = 17576^2 + 5491^2 .

It is an emirp because it is prime and its reverse (758660933) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 339066857 - 2⁴ = 339066841 is a prime.

It is a super-2 number, since 2×339066857² = 229932667031716898, which contains 22 as substring.

Together with 339066859, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (339066859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169533428 + 169533429.

It is an arithmetic number, because the mean of its divisors is an integer number (169533429).

Almost surely, 2^339066857 is an apocalyptic number.

It is an amenable number.

339066857 is a deficient number, since it is larger than the sum of its proper divisors (1).

339066857 is an equidigital number, since it uses as much as digits as its factorization.

339066857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 339066857 is about 18413.7681369132. The cubic root of 339066857 is about 697.3140998990.

The spelling of 339066857 in words is "three hundred thirty-nine million, sixty-six thousand, eight hundred fifty-seven".