83283321 has 16 divisors (see below), whose sum is σ = 121302720. Its totient is φ = 50406720.

The previous prime is 83283313. The next prime is 83283359. The reversal of 83283321 is 12338238.

It is not a de Polignac number, because 83283321 - 2³ = 83283313 is a prime.

It is a super-2 number, since 2×83283321² = 13872223113578082, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (83283121) 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, 34915 + ... + 37223.

It is an arithmetic number, because the mean of its divisors is an integer number (7581420).

Almost surely, 2^83283321 is an apocalyptic number.

It is an amenable number.

83283321 is a deficient number, since it is larger than the sum of its proper divisors (38019399).

83283321 is a wasteful number, since it uses less digits than its factorization.

83283321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416.

The product of its digits is 6912, while the sum is 30.

The square root of 83283321 is about 9125.9695923228. The cubic root of 83283321 is about 436.7028352873.

The spelling of 83283321 in words is "eighty-three million, two hundred eighty-three thousand, three hundred twenty-one".