390483329 has 2 divisors, whose sum is σ = 390483330. Its totient is φ = 390483328.

The previous prime is 390483293. The next prime is 390483341. The reversal of 390483329 is 923384093.

Together with previous prime (390483293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 365001025 + 25482304 = 19105^2 + 5048^2 .

It is a cyclic number.

It is not a de Polignac number, because 390483329 - 2⁸ = 390483073 is a prime.

It is not a weakly prime, because it can be changed into another prime (390483529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195241664 + 195241665.

It is an arithmetic number, because the mean of its divisors is an integer number (195241665).

Almost surely, 2^390483329 is an apocalyptic number.

It is an amenable number.

390483329 is a deficient number, since it is larger than the sum of its proper divisors (1).

390483329 is an equidigital number, since it uses as much as digits as its factorization.

390483329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 390483329 is about 19760.6510267248. The cubic root of 390483329 is about 730.9160508505.

The spelling of 390483329 in words is "three hundred ninety million, four hundred eighty-three thousand, three hundred twenty-nine".