339938999 has 2 divisors, whose sum is σ = 339939000. Its totient is φ = 339938998.

The previous prime is 339938959. The next prime is 339939007. The reversal of 339938999 is 999839933.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 339938999 - 2⁸ = 339938743 is a prime.

It is a super-2 number, since 2×339938999² = 231117046082244002, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (339938939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169969499 + 169969500.

It is an arithmetic number, because the mean of its divisors is an integer number (169969500).

Almost surely, 2^339938999 is an apocalyptic number.

339938999 is a deficient number, since it is larger than the sum of its proper divisors (1).

339938999 is an equidigital number, since it uses as much as digits as its factorization.

339938999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12754584, while the sum is 62.

The square root of 339938999 is about 18437.4347185285. The cubic root of 339938999 is about 697.9114611713.

The spelling of 339938999 in words is "three hundred thirty-nine million, nine hundred thirty-eight thousand, nine hundred ninety-nine".