82544305 has 16 divisors (see below), whose sum is σ = 101724480. Its totient is φ = 64266048.

The previous prime is 82544291. The next prime is 82544311. The reversal of 82544305 is 50344528.

It is a cyclic number.

It is not a de Polignac number, because 82544305 - 2¹⁵ = 82511537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80979 + ... + 81991.

It is an arithmetic number, because the mean of its divisors is an integer number (6357780).

Almost surely, 2^82544305 is an apocalyptic number.

It is an amenable number.

82544305 is a deficient number, since it is larger than the sum of its proper divisors (19180175).

82544305 is a wasteful number, since it uses less digits than its factorization.

82544305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 82544305 is about 9085.3896449189. The cubic root of 82544305 is about 435.4072989700.

The spelling of 82544305 in words is "eighty-two million, five hundred forty-four thousand, three hundred five".