83558 has 8 divisors (see below), whose sum is σ = 128520. Its totient is φ = 40720.

The previous prime is 83557. The next prime is 83561. The reversal of 83558 is 85538.

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

It is a Curzon number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 83558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428 + ... + 591.

It is an arithmetic number, because the mean of its divisors is an integer number (16065).

2⁸³⁵⁵⁸ is an apocalyptic number.

83558 is a deficient number, since it is larger than the sum of its proper divisors (44962).

83558 is a wasteful number, since it uses less digits than its factorization.

83558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062.

The product of its digits is 4800, while the sum is 29.

The square root of 83558 is about 289.0640067528. The cubic root of 83558 is about 43.7182408965.

The spelling of 83558 in words is "eighty-three thousand, five hundred fifty-eight".