83256538 has 8 divisors (see below), whose sum is σ = 124931232. Its totient is φ = 41612796.

The previous prime is 83256529. The next prime is 83256559. The reversal of 83256538 is 83565238.

It is a happy number.

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

It is a super-2 number, since 2×83256538² = 13863302239490888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83256538.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931 + ... + 12937.

It is an arithmetic number, because the mean of its divisors is an integer number (15616404).

Almost surely, 2^83256538 is an apocalyptic number.

83256538 is a deficient number, since it is larger than the sum of its proper divisors (41674694).

83256538 is a wasteful number, since it uses less digits than its factorization.

83256538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15476.

The product of its digits is 172800, while the sum is 40.

The square root of 83256538 is about 9124.5020686063. The cubic root of 83256538 is about 436.6560173254.

The spelling of 83256538 in words is "eighty-three million, two hundred fifty-six thousand, five hundred thirty-eight".