99938273 has 2 divisors, whose sum is σ = 99938274. Its totient is φ = 99938272.

The previous prime is 99938261. The next prime is 99938281. The reversal of 99938273 is 37283999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90003169 + 9935104 = 9487^2 + 3152^2 .

It is an emirp because it is prime and its reverse (37283999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99938273 - 2¹⁶ = 99872737 is a prime.

It is not a weakly prime, because it can be changed into another prime (99938213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49969136 + 49969137.

It is an arithmetic number, because the mean of its divisors is an integer number (49969137).

Almost surely, 2^99938273 is an apocalyptic number.

It is an amenable number.

99938273 is a deficient number, since it is larger than the sum of its proper divisors (1).

99938273 is an equidigital number, since it uses as much as digits as its factorization.

99938273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 50.

The square root of 99938273 is about 9996.9131735751. The cubic root of 99938273 is about 464.0633599194.

The spelling of 99938273 in words is "ninety-nine million, nine hundred thirty-eight thousand, two hundred seventy-three".