99986233 has 2 divisors, whose sum is σ = 99986234. Its totient is φ = 99986232.

The previous prime is 99986153. The next prime is 99986251. The reversal of 99986233 is 33268999.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96589584 + 3396649 = 9828^2 + 1843^2 .

It is a cyclic number.

It is not a de Polignac number, because 99986233 - 2¹³ = 99978041 is a prime.

It is not a weakly prime, because it can be changed into another prime (99986273) 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, 49993116 + 49993117.

It is an arithmetic number, because the mean of its divisors is an integer number (49993117).

Almost surely, 2^99986233 is an apocalyptic number.

It is an amenable number.

99986233 is a deficient number, since it is larger than the sum of its proper divisors (1).

99986233 is an equidigital number, since it uses as much as digits as its factorization.

99986233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 49.

The square root of 99986233 is about 9999.3116263071. The cubic root of 99986233 is about 464.1375821326.

The spelling of 99986233 in words is "ninety-nine million, nine hundred eighty-six thousand, two hundred thirty-three".