99273 has 4 divisors (see below), whose sum is σ = 132368. Its totient is φ = 66180.

The previous prime is 99259. The next prime is 99277. The reversal of 99273 is 37299.

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, and also an emirpimes, since its reverse is a distinct semiprime: 37299 = 3 ⋅12433.

It is not a de Polignac number, because 99273 - 2⁴ = 99257 is a prime.

It is a D-number.

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 99273.

It is not an unprimeable number, because it can be changed into a prime (99277) 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, 16543 + ... + 16548.

It is an arithmetic number, because the mean of its divisors is an integer number (33092).

2⁹⁹²⁷³ is an apocalyptic number.

It is an amenable number.

99273 is a deficient number, since it is larger than the sum of its proper divisors (33095).

99273 is a wasteful number, since it uses less digits than its factorization.

99273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33094.

The product of its digits is 3402, while the sum is 30.

The square root of 99273 is about 315.0761812642. The cubic root of 99273 is about 46.3031334811.

The spelling of 99273 in words is "ninety-nine thousand, two hundred seventy-three".