83426558 has 8 divisors (see below), whose sum is σ = 127501128. Its totient is φ = 40926184.

The previous prime is 83426521. The next prime is 83426621. The reversal of 83426558 is 85562438.

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

It is a super-3 number, since 3×83426558³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393416 + ... + 393627.

It is an arithmetic number, because the mean of its divisors is an integer number (15937641).

Almost surely, 2^83426558 is an apocalyptic number.

83426558 is a deficient number, since it is larger than the sum of its proper divisors (44074570).

83426558 is a wasteful number, since it uses less digits than its factorization.

83426558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787098.

The product of its digits is 230400, while the sum is 41.

The square root of 83426558 is about 9133.8139897854. The cubic root of 83426558 is about 436.9530501640.

The spelling of 83426558 in words is "eighty-three million, four hundred twenty-six thousand, five hundred fifty-eight".