82367805 has 32 divisors (see below), whose sum is σ = 150280704. Its totient is φ = 38163456.

The previous prime is 82367783. The next prime is 82367819. The reversal of 82367805 is 50876328.

It is not a de Polignac number, because 82367805 - 2⁵ = 82367773 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9109 + ... + 15738.

It is an arithmetic number, because the mean of its divisors is an integer number (4696272).

Almost surely, 2^82367805 is an apocalyptic number.

82367805 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

82367805 is a deficient number, since it is larger than the sum of its proper divisors (67912899).

82367805 is a wasteful number, since it uses less digits than its factorization.

82367805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24885.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 82367805 is about 9075.6710495698. The cubic root of 82367805 is about 435.0967415963.

The spelling of 82367805 in words is "eighty-two million, three hundred sixty-seven thousand, eight hundred five".