298822487 has 2 divisors, whose sum is σ = 298822488. Its totient is φ = 298822486.

The previous prime is 298822483. The next prime is 298822499. The reversal of 298822487 is 784228892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298822487 - 2² = 298822483 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298822483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149411243 + 149411244.

It is an arithmetic number, because the mean of its divisors is an integer number (149411244).

Almost surely, 2^298822487 is an apocalyptic number.

298822487 is a deficient number, since it is larger than the sum of its proper divisors (1).

298822487 is an equidigital number, since it uses as much as digits as its factorization.

298822487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1032192, while the sum is 50.

The square root of 298822487 is about 17286.4827827988. The cubic root of 298822487 is about 668.5559505464. Note that the first 3 decimals are identical.

The spelling of 298822487 in words is "two hundred ninety-eight million, eight hundred twenty-two thousand, four hundred eighty-seven".