82363172 has 6 divisors (see below), whose sum is σ = 144135558. Its totient is φ = 41181584.

The previous prime is 82363153. The next prime is 82363201. The reversal of 82363172 is 27136328.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60310756 + 22052416 = 7766^2 + 4696^2 .

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 as a sum of consecutive naturals, namely, 10295393 + ... + 10295400.

It is an arithmetic number, because the mean of its divisors is an integer number (24022593).

Almost surely, 2^82363172 is an apocalyptic number.

It is an amenable number.

82363172 is a deficient number, since it is larger than the sum of its proper divisors (61772386).

82363172 is a wasteful number, since it uses less digits than its factorization.

82363172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20590797 (or 20590795 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 82363172 is about 9075.4158031464. The cubic root of 82363172 is about 435.0885837123.

The spelling of 82363172 in words is "eighty-two million, three hundred sixty-three thousand, one hundred seventy-two".