82568936 has 8 divisors (see below), whose sum is σ = 154816770. Its totient is φ = 41284464.

The previous prime is 82568933. The next prime is 82568939. The reversal of 82568936 is 63986528.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82568933) and next prime (82568939).

It can be written as a sum of positive squares in only one way, i.e., 57668836 + 24900100 = 7594^2 + 4990^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (82568933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160551 + ... + 5160566.

Almost surely, 2^82568936 is an apocalyptic number.

It is an amenable number.

82568936 is a deficient number, since it is larger than the sum of its proper divisors (72247834).

82568936 is a wasteful number, since it uses less digits than its factorization.

82568936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10321123 (or 10321119 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 82568936 is about 9086.7450718065. The cubic root of 82568936 is about 435.4506027878.

The spelling of 82568936 in words is "eighty-two million, five hundred sixty-eight thousand, nine hundred thirty-six".