298066823 has 2 divisors, whose sum is σ = 298066824. Its totient is φ = 298066822.

The previous prime is 298066807. The next prime is 298066883. The reversal of 298066823 is 328660892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298066823 - 2⁴ = 298066807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298066883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149033411 + 149033412.

It is an arithmetic number, because the mean of its divisors is an integer number (149033412).

Almost surely, 2^298066823 is an apocalyptic number.

298066823 is a deficient number, since it is larger than the sum of its proper divisors (1).

298066823 is an equidigital number, since it uses as much as digits as its factorization.

298066823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 298066823 is about 17264.6118693702. The cubic root of 298066823 is about 667.9919254824.

The spelling of 298066823 in words is "two hundred ninety-eight million, sixty-six thousand, eight hundred twenty-three".