298822451 has 2 divisors, whose sum is σ = 298822452. Its totient is φ = 298822450.

The previous prime is 298822429. The next prime is 298822483. The reversal of 298822451 is 154228892.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298822451 is a prime.

It is a Chen prime.

It is equal to p_16191959 and since 298822451 and 16191959 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 298822399 and 298822408.

It is not a weakly prime, because it can be changed into another prime (298822151) 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, 149411225 + 149411226.

It is an arithmetic number, because the mean of its divisors is an integer number (149411226).

Almost surely, 2^298822451 is an apocalyptic number.

298822451 is a deficient number, since it is larger than the sum of its proper divisors (1).

298822451 is an equidigital number, since it uses as much as digits as its factorization.

298822451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 41.

The square root of 298822451 is about 17286.4817415228. The cubic root of 298822451 is about 668.5559236988. Note that the first 3 decimals are identical.

The spelling of 298822451 in words is "two hundred ninety-eight million, eight hundred twenty-two thousand, four hundred fifty-one".