99986303 has 4 divisors (see below), whose sum is σ = 105248760. Its totient is φ = 94723848.

The previous prime is 99986279. The next prime is 99986329. The reversal of 99986303 is 30368999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30368999 = 2213 ⋅13723.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99986303 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 (99986353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2631200 + ... + 2631237.

It is an arithmetic number, because the mean of its divisors is an integer number (26312190).

Almost surely, 2^99986303 is an apocalyptic number.

99986303 is a deficient number, since it is larger than the sum of its proper divisors (5262457).

99986303 is a wasteful number, since it uses less digits than its factorization.

99986303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262456.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 99986303 is about 9999.3151265474. The cubic root of 99986303 is about 464.1376904462.

The spelling of 99986303 in words is "ninety-nine million, nine hundred eighty-six thousand, three hundred three".