82422177 has 8 divisors (see below), whose sum is σ = 112576800. Its totient is φ = 53607840.

The previous prime is 82422173. The next prime is 82422229. The reversal of 82422177 is 77122428.

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

It is not a de Polignac number, because 82422177 - 2² = 82422173 is a prime.

It is a super-3 number, since 3×82422177³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (82422173) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 334927 + ... + 335172.

It is an arithmetic number, because the mean of its divisors is an integer number (14072100).

Almost surely, 2^82422177 is an apocalyptic number.

It is an amenable number.

82422177 is a deficient number, since it is larger than the sum of its proper divisors (30154623).

82422177 is a wasteful number, since it uses less digits than its factorization.

82422177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670143.

The product of its digits is 12544, while the sum is 33.

The square root of 82422177 is about 9078.6660363734. Note that the first 3 decimals coincide. The cubic root of 82422177 is about 435.1924581063.

The spelling of 82422177 in words is "eighty-two million, four hundred twenty-two thousand, one hundred seventy-seven".