89850199 has 2 divisors, whose sum is σ = 89850200. Its totient is φ = 89850198.

The previous prime is 89850197. The next prime is 89850209. The reversal of 89850199 is 99105898.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89850199 - 2¹ = 89850197 is a prime.

Together with 89850197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89850193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44925099 + 44925100.

It is an arithmetic number, because the mean of its divisors is an integer number (44925100).

Almost surely, 2^89850199 is an apocalyptic number.

89850199 is a deficient number, since it is larger than the sum of its proper divisors (1).

89850199 is an equidigital number, since it uses as much as digits as its factorization.

89850199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 49.

The square root of 89850199 is about 9478.9344865338. The cubic root of 89850199 is about 447.8916999456.

The spelling of 89850199 in words is "eighty-nine million, eight hundred fifty thousand, one hundred ninety-nine".