83226987 has 16 divisors (see below), whose sum is σ = 124500480. Its totient is φ = 54944136.

The previous prime is 83226977. The next prime is 83226991. The reversal of 83226987 is 78962238.

It is not a de Polignac number, because 83226987 - 2¹⁰ = 83225963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83226977) 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 15 ways as a sum of consecutive naturals, for example, 12183 + ... + 17744.

It is an arithmetic number, because the mean of its divisors is an integer number (7781280).

Almost surely, 2^83226987 is an apocalyptic number.

83226987 is a deficient number, since it is larger than the sum of its proper divisors (41273493).

83226987 is a wasteful number, since it uses less digits than its factorization.

83226987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30039 (or 30033 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 83226987 is about 9122.8826036511. The cubic root of 83226987 is about 436.6043491151.

The spelling of 83226987 in words is "eighty-three million, two hundred twenty-six thousand, nine hundred eighty-seven".