82195827 has 8 divisors (see below), whose sum is σ = 125250816. Its totient is φ = 46969032.

The previous prime is 82195823. The next prime is 82195829. The reversal of 82195827 is 72859128.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82195827 - 2² = 82195823 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (82195823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1957023 + ... + 1957064.

It is an arithmetic number, because the mean of its divisors is an integer number (15656352).

Almost surely, 2^82195827 is an apocalyptic number.

82195827 is a deficient number, since it is larger than the sum of its proper divisors (43054989).

82195827 is a wasteful number, since it uses less digits than its factorization.

82195827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914097.

The product of its digits is 80640, while the sum is 42.

The square root of 82195827 is about 9066.1914274959. The cubic root of 82195827 is about 434.7937137901.

The spelling of 82195827 in words is "eighty-two million, one hundred ninety-five thousand, eight hundred twenty-seven".