82773568 has 28 divisors (see below), whose sum is σ = 164614860. Its totient is φ = 41295872.

The previous prime is 82773539. The next prime is 82773571. The reversal of 82773568 is 86537728.

It can be written as a sum of positive squares in 2 ways, for example, as 44729344 + 38044224 = 6688^2 + 6168^2 .

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 35280 + ... + 37552.

Almost surely, 2^82773568 is an apocalyptic number.

It is an amenable number.

82773568 is a deficient number, since it is larger than the sum of its proper divisors (81841292).

82773568 is a wasteful number, since it uses less digits than its factorization.

82773568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2854 (or 2844 counting only the distinct ones).

The product of its digits is 564480, while the sum is 46.

The square root of 82773568 is about 9097.9980215430. The cubic root of 82773568 is about 435.8100342372.

The spelling of 82773568 in words is "eighty-two million, seven hundred seventy-three thousand, five hundred sixty-eight".