82489265 has 16 divisors (see below), whose sum is σ = 101616768. Its totient is φ = 64248576.

The previous prime is 82489229. The next prime is 82489289. The reversal of 82489265 is 56298428.

It is a cyclic number.

It is not a de Polignac number, because 82489265 - 2⁸ = 82489009 is a prime.

It is a Duffinian number.

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, 127172 + ... + 127818.

It is an arithmetic number, because the mean of its divisors is an integer number (6351048).

Almost surely, 2^82489265 is an apocalyptic number.

It is an amenable number.

82489265 is a deficient number, since it is larger than the sum of its proper divisors (19127503).

82489265 is a wasteful number, since it uses less digits than its factorization.

82489265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288.

The product of its digits is 276480, while the sum is 44.

The square root of 82489265 is about 9082.3601007668. The cubic root of 82489265 is about 435.3105018772.

The spelling of 82489265 in words is "eighty-two million, four hundred eighty-nine thousand, two hundred sixty-five".