82417946 has 8 divisors (see below), whose sum is σ = 133136724. Its totient is φ = 38039040.

The previous prime is 82417897. The next prime is 82417957. The reversal of 82417946 is 64971428.

It can be written as a sum of positive squares in 2 ways, for example, as 79905721 + 2512225 = 8939^2 + 1585^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1584935 + ... + 1584986.

Almost surely, 2^82417946 is an apocalyptic number.

82417946 is a deficient number, since it is larger than the sum of its proper divisors (50718778).

82417946 is a wasteful number, since it uses less digits than its factorization.

82417946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169936.

The product of its digits is 96768, while the sum is 41.

The square root of 82417946 is about 9078.4330145681. The cubic root of 82417946 is about 435.1850113614.

The spelling of 82417946 in words is "eighty-two million, four hundred seventeen thousand, nine hundred forty-six".