339749693 has 2 divisors, whose sum is σ = 339749694. Its totient is φ = 339749692.

The previous prime is 339749647. The next prime is 339749701. The reversal of 339749693 is 396947933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339554329 + 195364 = 18427^2 + 442^2 .

It is a cyclic number.

It is not a de Polignac number, because 339749693 - 2¹⁸ = 339487549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (339749633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169874846 + 169874847.

It is an arithmetic number, because the mean of its divisors is an integer number (169874847).

Almost surely, 2^339749693 is an apocalyptic number.

It is an amenable number.

339749693 is a deficient number, since it is larger than the sum of its proper divisors (1).

339749693 is an equidigital number, since it uses as much as digits as its factorization.

339749693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3306744, while the sum is 53.

The square root of 339749693 is about 18432.3002633963. The cubic root of 339749693 is about 697.7818856103.

The spelling of 339749693 in words is "three hundred thirty-nine million, seven hundred forty-nine thousand, six hundred ninety-three".