82136368 has 10 divisors (see below), whose sum is σ = 159139244. Its totient is φ = 41068176.

The previous prime is 82136363. The next prime is 82136371. The reversal of 82136368 is 86363128.

It is not an unprimeable number, because it can be changed into a prime (82136363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566746 + ... + 2566777.

Almost surely, 2^82136368 is an apocalyptic number.

It is an amenable number.

82136368 is a deficient number, since it is larger than the sum of its proper divisors (77002876).

82136368 is a wasteful number, since it uses less digits than its factorization.

82136368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5133531 (or 5133525 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 82136368 is about 9062.9116734083. The cubic root of 82136368 is about 434.6888478190.

The spelling of 82136368 in words is "eighty-two million, one hundred thirty-six thousand, three hundred sixty-eight".