82755087 has 4 divisors (see below), whose sum is σ = 110340120. Its totient is φ = 55170056.

The previous prime is 82755073. The next prime is 82755103. The reversal of 82755087 is 78055728.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82755087 - 2¹⁴ = 82738703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82755007) 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 3 ways as a sum of consecutive naturals, for example, 13792512 + ... + 13792517.

It is an arithmetic number, because the mean of its divisors is an integer number (27585030).

Almost surely, 2^82755087 is an apocalyptic number.

82755087 is a deficient number, since it is larger than the sum of its proper divisors (27585033).

82755087 is a wasteful number, since it uses less digits than its factorization.

82755087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27585032.

The product of its (nonzero) digits is 156800, while the sum is 42.

The square root of 82755087 is about 9096.9823018405. The cubic root of 82755087 is about 435.7775971322. Note that the first 3 decimals are identical.

The spelling of 82755087 in words is "eighty-two million, seven hundred fifty-five thousand, eighty-seven".