82364305 has 4 divisors (see below), whose sum is σ = 98837172. Its totient is φ = 65891440.

The previous prime is 82364287. The next prime is 82364329. The reversal of 82364305 is 50346328.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46949904 + 35414401 = 6852^2 + 5951^2 .

It is not a de Polignac number, because 82364305 - 2⁵ = 82364273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8236426 + ... + 8236435.

It is an arithmetic number, because the mean of its divisors is an integer number (24709293).

Almost surely, 2^82364305 is an apocalyptic number.

It is an amenable number.

82364305 is a deficient number, since it is larger than the sum of its proper divisors (16472867).

82364305 is a wasteful number, since it uses less digits than its factorization.

82364305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16472866.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 82364305 is about 9075.4782243141. The cubic root of 82364305 is about 435.0905787508.

The spelling of 82364305 in words is "eighty-two million, three hundred sixty-four thousand, three hundred five".