99763873 has 4 divisors (see below), whose sum is σ = 108833328. Its totient is φ = 90694420.

The previous prime is 99763849. The next prime is 99763897. The reversal of 99763873 is 37836799.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (99763849) and next prime (99763897).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99763873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99763873.

It is not an unprimeable number, because it can be changed into a prime (99763273) 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 in 3 ways as a sum of consecutive naturals, for example, 4534711 + ... + 4534732.

It is an arithmetic number, because the mean of its divisors is an integer number (27208332).

Almost surely, 2^99763873 is an apocalyptic number.

It is an amenable number.

99763873 is a deficient number, since it is larger than the sum of its proper divisors (9069455).

99763873 is a wasteful number, since it uses less digits than its factorization.

99763873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9069454.

The product of its digits is 1714608, while the sum is 52.

The square root of 99763873 is about 9988.1866722644. The cubic root of 99763873 is about 463.7932606166.

The spelling of 99763873 in words is "ninety-nine million, seven hundred sixty-three thousand, eight hundred seventy-three".