298343849 has 2 divisors, whose sum is σ = 298343850. Its totient is φ = 298343848.

The previous prime is 298343821. The next prime is 298343861. The reversal of 298343849 is 948343892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161290000 + 137053849 = 12700^2 + 11707^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298343849 is a prime.

It is a super-2 number, since 2×298343849² = 178018104472269602, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 298343797 and 298343806.

It is not a weakly prime, because it can be changed into another prime (298343809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149171924 + 149171925.

It is an arithmetic number, because the mean of its divisors is an integer number (149171925).

Almost surely, 2^298343849 is an apocalyptic number.

It is an amenable number.

298343849 is a deficient number, since it is larger than the sum of its proper divisors (1).

298343849 is an equidigital number, since it uses as much as digits as its factorization.

298343849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 50.

The square root of 298343849 is about 17272.6329492640. The cubic root of 298343849 is about 668.1988073145.

The spelling of 298343849 in words is "two hundred ninety-eight million, three hundred forty-three thousand, eight hundred forty-nine".