82560549 has 8 divisors (see below), whose sum is σ = 111724000. Its totient is φ = 54218736.

The previous prime is 82560539. The next prime is 82560553. The reversal of 82560549 is 94506528.

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

It is not a de Polignac number, because 82560549 - 2¹¹ = 82558501 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 (82560509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205174 + ... + 205575.

It is an arithmetic number, because the mean of its divisors is an integer number (13965500).

Almost surely, 2^82560549 is an apocalyptic number.

It is an amenable number.

82560549 is a deficient number, since it is larger than the sum of its proper divisors (29163451).

82560549 is a wasteful number, since it uses less digits than its factorization.

82560549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410819.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 82560549 is about 9086.2835637019. The cubic root of 82560549 is about 435.4358585509.

The spelling of 82560549 in words is "eighty-two million, five hundred sixty thousand, five hundred forty-nine".