83820802 has 16 divisors (see below), whose sum is σ = 135616320. Its totient is φ = 38625552.

The previous prime is 83820773. The next prime is 83820811. The reversal of 83820802 is 20802838.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17149 + ... + 21487.

It is an arithmetic number, because the mean of its divisors is an integer number (8476020).

Almost surely, 2^83820802 is an apocalyptic number.

83820802 is a deficient number, since it is larger than the sum of its proper divisors (51795518).

83820802 is a wasteful number, since it uses less digits than its factorization.

83820802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 83820802 is about 9155.3701181329. The cubic root of 83820802 is about 437.6402632714.

The spelling of 83820802 in words is "eighty-three million, eight hundred twenty thousand, eight hundred two".