82773822 has 8 divisors (see below), whose sum is σ = 165547656. Its totient is φ = 27591272.

The previous prime is 82773811. The next prime is 82773841. The reversal of 82773822 is 22837728.

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

82773822 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6897813 + ... + 6897824.

It is an arithmetic number, because the mean of its divisors is an integer number (20693457).

Almost surely, 2^82773822 is an apocalyptic number.

82773822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82773822 is a wasteful number, since it uses less digits than its factorization.

82773822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13795642.

The product of its digits is 75264, while the sum is 39.

The square root of 82773822 is about 9098.0119806472. The cubic root of 82773822 is about 435.8104800141.

The spelling of 82773822 in words is "eighty-two million, seven hundred seventy-three thousand, eight hundred twenty-two".