398906483 has 2 divisors, whose sum is σ = 398906484. Its totient is φ = 398906482.

The previous prime is 398906467. The next prime is 398906491. The reversal of 398906483 is 384609893.

It is a strong prime.

It is an emirp because it is prime and its reverse (384609893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 398906483 - 2⁴ = 398906467 is a prime.

It is not a weakly prime, because it can be changed into another prime (398906413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199453241 + 199453242.

It is an arithmetic number, because the mean of its divisors is an integer number (199453242).

Almost surely, 2^398906483 is an apocalyptic number.

398906483 is a deficient number, since it is larger than the sum of its proper divisors (1).

398906483 is an equidigital number, since it uses as much as digits as its factorization.

398906483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 398906483 is about 19972.6433653635. The cubic root of 398906483 is about 736.1342617727.

The spelling of 398906483 in words is "three hundred ninety-eight million, nine hundred six thousand, four hundred eighty-three".