20298073 has 2 divisors, whose sum is σ = 20298074. Its totient is φ = 20298072.

The previous prime is 20298067. The next prime is 20298079. The reversal of 20298073 is 37089202.

It is a balanced prime because it is at equal distance from previous prime (20298067) and next prime (20298079).

It can be written as a sum of positive squares in only one way, i.e., 18215824 + 2082249 = 4268^2 + 1443^2 .

It is a cyclic number.

It is not a de Polignac number, because 20298073 - 2⁵ = 20298041 is a prime.

It is not a weakly prime, because it can be changed into another prime (20298079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10149036 + 10149037.

It is an arithmetic number, because the mean of its divisors is an integer number (10149037).

Almost surely, 2^20298073 is an apocalyptic number.

It is an amenable number.

20298073 is a deficient number, since it is larger than the sum of its proper divisors (1).

20298073 is an equidigital number, since it uses as much as digits as its factorization.

20298073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 20298073 is about 4505.3382780875. The cubic root of 20298073 is about 272.7836084397.

The spelling of 20298073 in words is "twenty million, two hundred ninety-eight thousand, seventy-three".