82710563 has 8 divisors (see below), whose sum is σ = 89361888. Its totient is φ = 76100544.

The previous prime is 82710517. The next prime is 82710613. The reversal of 82710563 is 36501728.

It is a happy number.

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

It is not a de Polignac number, because 82710563 - 2¹⁴ = 82694179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82710163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6095 + ... + 14232.

It is an arithmetic number, because the mean of its divisors is an integer number (11170236).

Almost surely, 2^82710563 is an apocalyptic number.

82710563 is a deficient number, since it is larger than the sum of its proper divisors (6651325).

82710563 is a wasteful number, since it uses less digits than its factorization.

82710563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20653.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 82710563 is about 9094.5347874424. The cubic root of 82710563 is about 435.6994305681.

The spelling of 82710563 in words is "eighty-two million, seven hundred ten thousand, five hundred sixty-three".