82272686 has 8 divisors (see below), whose sum is σ = 123465384. Its totient is φ = 41117560.

The previous prime is 82272683. The next prime is 82272689. The reversal of 82272686 is 68627228.

It is an interprime number because it is at equal distance from previous prime (82272683) and next prime (82272689).

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82272683) 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, 3065 + ... + 13188.

It is an arithmetic number, because the mean of its divisors is an integer number (15433173).

Almost surely, 2^82272686 is an apocalyptic number.

82272686 is a deficient number, since it is larger than the sum of its proper divisors (41192698).

82272686 is a wasteful number, since it uses less digits than its factorization.

82272686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18786.

The product of its digits is 129024, while the sum is 41.

The square root of 82272686 is about 9070.4292070442. The cubic root of 82272686 is about 434.9291926851.

The spelling of 82272686 in words is "eighty-two million, two hundred seventy-two thousand, six hundred eighty-six".