20298367 has 2 divisors, whose sum is σ = 20298368. Its totient is φ = 20298366.

The previous prime is 20298361. The next prime is 20298371. The reversal of 20298367 is 76389202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20298367 - 2³ = 20298359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20298361) 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, 10149183 + 10149184.

It is an arithmetic number, because the mean of its divisors is an integer number (10149184).

Almost surely, 2^20298367 is an apocalyptic number.

20298367 is a deficient number, since it is larger than the sum of its proper divisors (1).

20298367 is an equidigital number, since it uses as much as digits as its factorization.

20298367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 20298367 is about 4505.3709059299. The cubic root of 20298367 is about 272.7849254447.

The spelling of 20298367 in words is "twenty million, two hundred ninety-eight thousand, three hundred sixty-seven".