82182398 has 16 divisors (see below), whose sum is σ = 125843760. Its totient is φ = 40239936.

The previous prime is 82182389. The next prime is 82182407. The reversal of 82182398 is 89328128.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82182389) and next prime (82182407).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 33386 + ... + 35762.

It is an arithmetic number, because the mean of its divisors is an integer number (7865235).

Almost surely, 2^82182398 is an apocalyptic number.

82182398 is a deficient number, since it is larger than the sum of its proper divisors (43661362).

82182398 is a wasteful number, since it uses less digits than its factorization.

82182398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731.

The product of its digits is 55296, while the sum is 41.

The square root of 82182398 is about 9065.4507885709. The cubic root of 82182398 is about 434.7700339068.

The spelling of 82182398 in words is "eighty-two million, one hundred eighty-two thousand, three hundred ninety-eight".