83864229 has 8 divisors (see below), whose sum is σ = 114546432. Its totient is φ = 54545760.

The previous prime is 83864191. The next prime is 83864251. The reversal of 83864229 is 92246838.

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

It is not a de Polignac number, because 83864229 - 2²⁵ = 50309797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83864029) 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, 340789 + ... + 341034.

It is an arithmetic number, because the mean of its divisors is an integer number (14318304).

Almost surely, 2^83864229 is an apocalyptic number.

It is an amenable number.

83864229 is a deficient number, since it is larger than the sum of its proper divisors (30682203).

83864229 is a wasteful number, since it uses less digits than its factorization.

83864229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681867.

The product of its digits is 165888, while the sum is 42.

The square root of 83864229 is about 9157.7414792076. The cubic root of 83864229 is about 437.7158297260.

The spelling of 83864229 in words is "eighty-three million, eight hundred sixty-four thousand, two hundred twenty-nine".