82361822 has 4 divisors (see below), whose sum is σ = 123542736. Its totient is φ = 41180910.

The previous prime is 82361801. The next prime is 82361831. The reversal of 82361822 is 22816328.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20590454 + ... + 20590457.

It is an arithmetic number, because the mean of its divisors is an integer number (30885684).

Almost surely, 2^82361822 is an apocalyptic number.

82361822 is a deficient number, since it is larger than the sum of its proper divisors (41180914).

82361822 is a wasteful number, since it uses less digits than its factorization.

82361822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41180913.

The product of its digits is 9216, while the sum is 32.

The square root of 82361822 is about 9075.3414260842. The cubic root of 82361822 is about 435.0862065463.

The spelling of 82361822 in words is "eighty-two million, three hundred sixty-one thousand, eight hundred twenty-two".