393234029 has 2 divisors, whose sum is σ = 393234030. Its totient is φ = 393234028.

The previous prime is 393234019. The next prime is 393234041. The reversal of 393234029 is 920432393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 392238025 + 996004 = 19805^2 + 998^2 .

It is a cyclic number.

It is not a de Polignac number, because 393234029 - 2¹² = 393229933 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 393234029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (393234019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196617014 + 196617015.

It is an arithmetic number, because the mean of its divisors is an integer number (196617015).

Almost surely, 2^393234029 is an apocalyptic number.

It is an amenable number.

393234029 is a deficient number, since it is larger than the sum of its proper divisors (1).

393234029 is an equidigital number, since it uses as much as digits as its factorization.

393234029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 393234029 is about 19830.1293238345. The cubic root of 393234029 is about 732.6283119234.

The spelling of 393234029 in words is "three hundred ninety-three million, two hundred thirty-four thousand, twenty-nine".