83998227 has 4 divisors (see below), whose sum is σ = 111997640. Its totient is φ = 55998816.

The previous prime is 83998219. The next prime is 83998237. The reversal of 83998227 is 72289938.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 83998227 - 2³ = 83998219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83998237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13999702 + ... + 13999707.

It is an arithmetic number, because the mean of its divisors is an integer number (27999410).

Almost surely, 2^83998227 is an apocalyptic number.

83998227 is a deficient number, since it is larger than the sum of its proper divisors (27999413).

83998227 is a wasteful number, since it uses less digits than its factorization.

83998227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27999412.

The product of its digits is 435456, while the sum is 48.

The square root of 83998227 is about 9165.0546643214. The cubic root of 83998227 is about 437.9488326626.

The spelling of 83998227 in words is "eighty-three million, nine hundred ninety-eight thousand, two hundred twenty-seven".