99273839 has 8 divisors (see below), whose sum is σ = 113518368. Its totient is φ = 85044960.

The previous prime is 99273827. The next prime is 99273847. The reversal of 99273839 is 93837299.

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

It is not a de Polignac number, because 99273839 - 2²⁰ = 98225263 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 (99273859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17549 + ... + 22505.

It is an arithmetic number, because the mean of its divisors is an integer number (14189796).

Almost surely, 2^99273839 is an apocalyptic number.

99273839 is a deficient number, since it is larger than the sum of its proper divisors (14244529).

99273839 is a wasteful number, since it uses less digits than its factorization.

99273839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825.

The product of its digits is 734832, while the sum is 50.

The square root of 99273839 is about 9963.6257958637. The cubic root of 99273839 is about 463.0326392346.

The spelling of 99273839 in words is "ninety-nine million, two hundred seventy-three thousand, eight hundred thirty-nine".