98021873 has 2 divisors, whose sum is σ = 98021874. Its totient is φ = 98021872.

The previous prime is 98021867. The next prime is 98021879. The reversal of 98021873 is 37812089.

It is a balanced prime because it is at equal distance from previous prime (98021867) and next prime (98021879).

It can be written as a sum of positive squares in only one way, i.e., 56445169 + 41576704 = 7513^2 + 6448^2 .

It is a cyclic number.

It is not a de Polignac number, because 98021873 - 2²⁶ = 30913009 is a prime.

It is not a weakly prime, because it can be changed into another prime (98021879) 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, 49010936 + 49010937.

It is an arithmetic number, because the mean of its divisors is an integer number (49010937).

Almost surely, 2^98021873 is an apocalyptic number.

It is an amenable number.

98021873 is a deficient number, since it is larger than the sum of its proper divisors (1).

98021873 is an equidigital number, since it uses as much as digits as its factorization.

98021873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 98021873 is about 9900.5996283053. The cubic root of 98021873 is about 461.0779273594.

The spelling of 98021873 in words is "ninety-eight million, twenty-one thousand, eight hundred seventy-three".