83256087 has 4 divisors (see below), whose sum is σ = 111008120. Its totient is φ = 55504056.

The previous prime is 83256073. The next prime is 83256137. The reversal of 83256087 is 78065238.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 83256087 - 2⁶ = 83256023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83256007) 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, 13876012 + ... + 13876017.

It is an arithmetic number, because the mean of its divisors is an integer number (27752030).

Almost surely, 2^83256087 is an apocalyptic number.

83256087 is a deficient number, since it is larger than the sum of its proper divisors (27752033).

83256087 is a wasteful number, since it uses less digits than its factorization.

83256087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27752032.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 83256087 is about 9124.4773548955. The cubic root of 83256087 is about 436.6552288699.

The spelling of 83256087 in words is "eighty-three million, two hundred fifty-six thousand, eighty-seven".