82273177 has 4 divisors (see below), whose sum is σ = 94026496. Its totient is φ = 70519860.

The previous prime is 82273157. The next prime is 82273187. The reversal of 82273177 is 77137228.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82273177 - 2¹⁵ = 82240409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82273157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5876649 + ... + 5876662.

It is an arithmetic number, because the mean of its divisors is an integer number (23506624).

Almost surely, 2^82273177 is an apocalyptic number.

It is an amenable number.

82273177 is a deficient number, since it is larger than the sum of its proper divisors (11753319).

82273177 is a wasteful number, since it uses less digits than its factorization.

82273177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11753318.

The product of its digits is 32928, while the sum is 37.

The square root of 82273177 is about 9070.4562729777. The cubic root of 82273177 is about 434.9300578965.

The spelling of 82273177 in words is "eighty-two million, two hundred seventy-three thousand, one hundred seventy-seven".