83222864 has 20 divisors (see below), whose sum is σ = 161394804. Its totient is φ = 41572608.

The previous prime is 83222857. The next prime is 83222903. The reversal of 83222864 is 46822238.

It can be written as a sum of positive squares in 2 ways, for example, as 44782864 + 38440000 = 6692^2 + 6200^2 .

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 3 ways as a sum of consecutive naturals, for example, 23924 + ... + 27180.

Almost surely, 2^83222864 is an apocalyptic number.

It is an amenable number.

83222864 is a deficient number, since it is larger than the sum of its proper divisors (78171940).

83222864 is a wasteful number, since it uses less digits than its factorization.

83222864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4862 (or 4856 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 83222864 is about 9122.6566306093. The cubic root of 83222864 is about 436.5971393165.

The spelling of 83222864 in words is "eighty-three million, two hundred twenty-two thousand, eight hundred sixty-four".