99963205 has 8 divisors (see below), whose sum is σ = 120064032. Its totient is φ = 79898448.

The previous prime is 99963167. The next prime is 99963209. The reversal of 99963205 is 50236999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99963205 - 2¹⁷ = 99832133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99963209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2487 + ... + 14356.

It is an arithmetic number, because the mean of its divisors is an integer number (15008004).

Almost surely, 2^99963205 is an apocalyptic number.

It is an amenable number.

99963205 is a deficient number, since it is larger than the sum of its proper divisors (20100827).

99963205 is a wasteful number, since it uses less digits than its factorization.

99963205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18035.

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 99963205 is about 9998.1600807349. The cubic root of 99963205 is about 464.1019472905.

The spelling of 99963205 in words is "ninety-nine million, nine hundred sixty-three thousand, two hundred five".