82385311 has 8 divisors (see below), whose sum is σ = 86890880. Its totient is φ = 77896728.

The previous prime is 82385297. The next prime is 82385323. The reversal of 82385311 is 11358328.

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

It is a cyclic number.

It is not a de Polignac number, because 82385311 - 2¹⁷ = 82254239 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 (82385341) 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, 6430 + ... + 14356.

It is an arithmetic number, because the mean of its divisors is an integer number (10861360).

Almost surely, 2^82385311 is an apocalyptic number.

82385311 is a deficient number, since it is larger than the sum of its proper divisors (4505569).

82385311 is a wasteful number, since it uses less digits than its factorization.

82385311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8493.

The product of its digits is 5760, while the sum is 31.

The square root of 82385311 is about 9076.6354449212. The cubic root of 82385311 is about 435.1275637685.

The spelling of 82385311 in words is "eighty-two million, three hundred eighty-five thousand, three hundred eleven".