82055222 has 8 divisors (see below), whose sum is σ = 123541200. Its totient is φ = 40874824.

The previous prime is 82055221. The next prime is 82055257. The reversal of 82055222 is 22255028.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 82055191 and 82055200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82055221) 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, 75722 + ... + 76797.

It is an arithmetic number, because the mean of its divisors is an integer number (15442650).

Almost surely, 2^82055222 is an apocalyptic number.

82055222 is a deficient number, since it is larger than the sum of its proper divisors (41485978).

82055222 is a wasteful number, since it uses less digits than its factorization.

82055222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152790.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 82055222 is about 9058.4337498267. The cubic root of 82055222 is about 434.5456514718.

The spelling of 82055222 in words is "eighty-two million, fifty-five thousand, two hundred twenty-two".