346939 has 2 divisors, whose sum is σ = 346940. Its totient is φ = 346938.

The previous prime is 346933. The next prime is 346943. The reversal of 346939 is 939643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346939 - 2¹³ = 338747 is a prime.

It is not a weakly prime, because it can be changed into another prime (346933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173469 + 173470.

It is an arithmetic number, because the mean of its divisors is an integer number (173470).

2³⁴⁶⁹³⁹ is an apocalyptic number.

346939 is a deficient number, since it is larger than the sum of its proper divisors (1).

346939 is an equidigital number, since it uses as much as digits as its factorization.

346939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 346939 is about 589.0152799376. The cubic root of 346939 is about 70.2669399336.

Subtracting 346939 from its reverse (939643), we obtain a cube (592704 = 84³).

The spelling of 346939 in words is "three hundred forty-six thousand, nine hundred thirty-nine".