82478822 has 8 divisors (see below), whose sum is σ = 124943472. Its totient is φ = 40831000.

The previous prime is 82478789. The next prime is 82478827. The reversal of 82478822 is 22887428.

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

It is a self number, because there is not a number n which added to its sum of digits gives 82478822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82478827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203954 + ... + 204357.

It is an arithmetic number, because the mean of its divisors is an integer number (15617934).

Almost surely, 2^82478822 is an apocalyptic number.

82478822 is a deficient number, since it is larger than the sum of its proper divisors (42464650).

82478822 is a wasteful number, since it uses less digits than its factorization.

82478822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408414.

The product of its digits is 114688, while the sum is 41.

The square root of 82478822 is about 9081.7851769352. The cubic root of 82478822 is about 435.2921312468.

The spelling of 82478822 in words is "eighty-two million, four hundred seventy-eight thousand, eight hundred twenty-two".