398464883 has 2 divisors, whose sum is σ = 398464884. Its totient is φ = 398464882.

The previous prime is 398464867. The next prime is 398464909. The reversal of 398464883 is 388464893.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 398464883 - 2⁴ = 398464867 is a prime.

It is not a weakly prime, because it can be changed into another prime (398464813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199232441 + 199232442.

It is an arithmetic number, because the mean of its divisors is an integer number (199232442).

Almost surely, 2^398464883 is an apocalyptic number.

398464883 is a deficient number, since it is larger than the sum of its proper divisors (1).

398464883 is an equidigital number, since it uses as much as digits as its factorization.

398464883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 53.

The square root of 398464883 is about 19961.5851825450. The cubic root of 398464883 is about 735.8625214577.

The spelling of 398464883 in words is "three hundred ninety-eight million, four hundred sixty-four thousand, eight hundred eighty-three".