82820298 has 32 divisors (see below), whose sum is σ = 184550400. Its totient is φ = 24562160.

The previous prime is 82820281. The next prime is 82820321. The reversal of 82820298 is 89202828.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10248 + ... + 16451.

It is an arithmetic number, because the mean of its divisors is an integer number (5767200).

Almost surely, 2^82820298 is an apocalyptic number.

82820298 is an abundant number, since it is smaller than the sum of its proper divisors (101730102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82820298 is a wasteful number, since it uses less digits than its factorization.

82820298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26762.

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 82820298 is about 9100.5658065859. The cubic root of 82820298 is about 435.8920313133.

The spelling of 82820298 in words is "eighty-two million, eight hundred twenty thousand, two hundred ninety-eight".