489298331 has 2 divisors, whose sum is σ = 489298332. Its totient is φ = 489298330.

The previous prime is 489298309. The next prime is 489298351. The reversal of 489298331 is 133892984.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489298331 - 2¹⁸ = 489036187 is a prime.

It is a super-2 number, since 2×489298331² = 478825713438771122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (489298351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244649165 + 244649166.

It is an arithmetic number, because the mean of its divisors is an integer number (244649166).

Almost surely, 2^489298331 is an apocalyptic number.

489298331 is a deficient number, since it is larger than the sum of its proper divisors (1).

489298331 is an equidigital number, since it uses as much as digits as its factorization.

489298331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 47.

The square root of 489298331 is about 22120.0888560602. The cubic root of 489298331 is about 787.9970254854.

The spelling of 489298331 in words is "four hundred eighty-nine million, two hundred ninety-eight thousand, three hundred thirty-one".